command.c:44:38: error: bad constant expression console.c:537:18: warning: symbol 'search_device' was not declared. Should it be static? dlmalloc.c:1468:2: warning: Using plain integer as NULL pointer dlmalloc.c:1468:5: warning: Using plain integer as NULL pointer dlmalloc.c:2176:12: warning: Using plain integer as NULL pointer dlmalloc.c:2179:31: warning: Using plain integer as NULL pointer dlmalloc.c:2382:14: warning: Using plain integer as NULL pointer dlmalloc.c:2436:14: warning: Using plain integer as NULL pointer dlmalloc.c:2582:31: warning: Using plain integer as NULL pointer dlmalloc.c:2585:17: warning: Using plain integer as NULL pointer dlmalloc.c:2646:14: warning: Using plain integer as NULL pointer dlmalloc.c:2659:19: warning: Using plain integer as NULL pointer dlmalloc.c:2692:19: warning: Using plain integer as NULL pointer dlmalloc.c:2707:19: warning: Using plain integer as NULL pointer dlmalloc.c:2708:14: warning: Using plain integer as NULL pointer dlmalloc.c:2786:31: warning: Using plain integer as NULL pointer dlmalloc.c:2801:12: warning: Using plain integer as NULL pointer dlmalloc.c:2801:22: warning: Using plain integer as NULL pointer dlmalloc.c:2926:27: warning: Using plain integer as NULL pointer dlmalloc.c:2928:14: warning: Using plain integer as NULL pointer dlmalloc.c:2929:12: warning: Using plain integer as NULL pointer dlmalloc.c:3075:14: warning: Using plain integer as NULL pointer hush.c:292:14: warning: symbol 'last_return_code' was not declared. Should it be static? hush.c:293:5: warning: symbol 'nesting_level' was not declared. Should it be static? hush.c:2175:20: warning: Using plain integer as NULL pointer hush.c:2175:34: warning: Using plain integer as NULL pointer hush.c:2210:41: warning: Using plain integer as NULL pointer hush.c:2216:45: warning: Using plain integer as NULL pointer hush.c:2249:25: warning: Using plain integer as NULL pointer hush.c:2332:13: warning: symbol 'new_pipe' was not declared. Should it be static? hush.c:2390:5: warning: symbol 'reserved_word' was not declared. Should it be static? hush.c:2927:5: warning: symbol 'parse_stream' was not declared. Should it be static? hush.c:3127:6: warning: symbol 'mapset' was not declared. Should it be static? hush.c:3133:6: warning: symbol 'update_ifs_map' was not declared. Should it be static? hush.c:3161:5: warning: symbol 'parse_stream_outer' was not declared. Should it be static? hush.c:3295:34: warning: Using plain integer as NULL pointer hush.c:3631:5: warning: symbol 'do_showvar' was not declared. Should it be static image.c:1282:29: warning: Using plain integer as NULL pointer image.c:1315:41: warning: Using plain integer as NULL pointer image.c:1330:25: warning: Using plain integer as NULL pointer image.c:1706:25: warning: Using plain integer as NULL pointer main.c:510:10: warning: symbol 'hist_num' was not declared. Should it be static? main.c:512:5: warning: symbol 'hist_list' was not declared. Should it be static? main.c:513:6: warning: symbol 'hist_lines' was not declared. Should it be static? usb_storage.c:195:6: warning: symbol 'usb_show_progress' was not declared. Should it be static? usb_storage.c:440:48: warning: Using plain integer as NULL pointer usb_storage.c:503:5: warning: symbol 'usb_stor_BBB_comdat' was not declared. Should it be static? usb_storage.c:551:5: warning: symbol 'usb_stor_CB_comdat' was not declared. Should it be static? usb_storage.c:629:55: warning: Using plain integer as NULL pointer usb_storage.c:620:5: warning: symbol 'usb_stor_CBI_get_status' was not declared. Should it be static? usb_storage.c:675:43: warning: Using plain integer as NULL pointer usb_storage.c:668:5: warning: symbol 'usb_stor_BBB_clear_endpt_stall' was not declared. Should it be static? usb_storage.c:679:5: warning: symbol 'usb_stor_BBB_transport' was not declared. Should it be static? usb_storage.c:801:5: warning: symbol 'usb_stor_CB_transport' was not declared. Sh xyzModem.c:104:1: warning: symbol 'CYGACC_COMM_IF_GETC_TIMEOUT' was not declared. Should it be static? xyzModem.c:122:1: warning: symbol 'CYGACC_COMM_IF_PUTC' was not declared. Should it be static? xyzModem.c:169:1: warning: symbol 'parse_num' was not declared. Should it be stat
note: hush.c's nesting_level deleted because not used.
Signed-off-by: Kim Phillips kim.phillips@freescale.com --- common/command.c | 9 ++++++++- common/console.c | 2 +- common/dlmalloc.c | 36 ++++++++++++++++++------------------ common/hush.c | 30 +++++++++++++++--------------- common/image.c | 8 ++++---- common/main.c | 6 +++--- common/usb_storage.c | 20 ++++++++++---------- common/xyzModem.c | 6 +++--- 8 files changed, 62 insertions(+), 55 deletions(-)
diff --git a/common/command.c b/common/command.c index aa0fb0a..c866ac4 100644 --- a/common/command.c +++ b/common/command.c @@ -40,8 +40,15 @@ int _do_help (cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t * cmdtp, int int i; int rcode = 0;
+ if (cmd_items > CONFIG_SYS_MAXARGS) { + printf("%s: cmd_items %d exceeds hardcoded limit %d." + " Recompile with higher CONFIG_SYS_MAXARGS?\n", + __FUNCTION__, cmd_items, CONFIG_SYS_MAXARGS); + return -1; + } + if (argc == 1) { /*show list of commands */ - cmd_tbl_t *cmd_array[cmd_items]; + cmd_tbl_t *cmd_array[CONFIG_SYS_MAXARGS]; int i, j, swaps;
/* Make array of commands from .uboot_cmd section */ diff --git a/common/console.c b/common/console.c index 1177f7d..c780ce8 100644 --- a/common/console.c +++ b/common/console.c @@ -534,7 +534,7 @@ inline void dbg(const char *fmt, ...)
/** U-Boot INIT FUNCTIONS *************************************************/
-struct stdio_dev *search_device(int flags, const char *name) +static struct stdio_dev *search_device(int flags, const char *name) { struct stdio_dev *dev;
diff --git a/common/dlmalloc.c b/common/dlmalloc.c index 1d7e527..b2f0a1a 100644 --- a/common/dlmalloc.c +++ b/common/dlmalloc.c @@ -1465,7 +1465,7 @@ typedef struct malloc_chunk* mbinptr; #define IAV(i) bin_at(i), bin_at(i)
static mbinptr av_[NAV * 2 + 2] = { - 0, 0, + NULL, NULL, IAV(0), IAV(1), IAV(2), IAV(3), IAV(4), IAV(5), IAV(6), IAV(7), IAV(8), IAV(9), IAV(10), IAV(11), IAV(12), IAV(13), IAV(14), IAV(15), IAV(16), IAV(17), IAV(18), IAV(19), IAV(20), IAV(21), IAV(22), IAV(23), @@ -2173,10 +2173,10 @@ Void_t* mALLOc(bytes) size_t bytes; /* check if mem_malloc_init() was run */ if ((mem_malloc_start == 0) && (mem_malloc_end == 0)) { /* not initialized yet */ - return 0; + return NULL; }
- if ((long)bytes < 0) return 0; + if ((long)bytes < 0) return NULL;
nb = request2size(bytes); /* padded request size; */
@@ -2379,7 +2379,7 @@ Void_t* mALLOc(bytes) size_t bytes; /* Try to extend */ malloc_extend_top(nb); if ( (remainder_size = chunksize(top) - nb) < (long)MINSIZE) - return 0; /* propagate failure */ + return NULL; /* propagate failure */ }
victim = top; @@ -2433,7 +2433,7 @@ void fREe(mem) Void_t* mem; mchunkptr fwd; /* misc temp for linking */ int islr; /* track whether merging with last_remainder */
- if (mem == 0) /* free(0) has no effect */ + if (mem == NULL) /* free(0) has no effect */ return;
p = mem2chunk(mem); @@ -2579,10 +2579,10 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; if (bytes == 0) { fREe(oldmem); return 0; } #endif
- if ((long)bytes < 0) return 0; + if ((long)bytes < 0) return NULL;
/* realloc of null is supposed to be same as malloc */ - if (oldmem == 0) return mALLOc(bytes); + if (oldmem == NULL) return mALLOc(bytes);
newp = oldp = mem2chunk(oldmem); newsize = oldsize = chunksize(oldp); @@ -2643,7 +2643,7 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; } else { - next = 0; + next = NULL; nextsize = 0; }
@@ -2656,7 +2656,7 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes;
/* try forward + backward first to save a later consolidation */
- if (next != 0) + if (next != NULL) { /* into top */ if (next == top) @@ -2689,7 +2689,7 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; }
/* backward only */ - if (prev != 0 && (long)(prevsize + newsize) >= (long)nb) + if (prev != NULL && (long)(prevsize + newsize) >= (long)nb) { unlink(prev, bck, fwd); newp = prev; @@ -2704,8 +2704,8 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes;
newmem = mALLOc (bytes);
- if (newmem == 0) /* propagate failure */ - return 0; + if (newmem == NULL) /* propagate failure */ + return NULL;
/* Avoid copy if newp is next chunk after oldp. */ /* (This can only happen when new chunk is sbrk'ed.) */ @@ -2783,7 +2783,7 @@ Void_t* mEMALIGn(alignment, bytes) size_t alignment; size_t bytes; mchunkptr remainder; /* spare room at end to split off */ long remainder_size; /* its size */
- if ((long)bytes < 0) return 0; + if ((long)bytes < 0) return NULL;
/* If need less alignment than we give anyway, just relay to malloc */
@@ -2798,7 +2798,7 @@ Void_t* mEMALIGn(alignment, bytes) size_t alignment; size_t bytes; nb = request2size(bytes); m = (char*)(mALLOc(nb + alignment + MINSIZE));
- if (m == 0) return 0; /* propagate failure */ + if (m == NULL) return NULL; /* propagate failure */
p = mem2chunk(m);
@@ -2923,10 +2923,10 @@ Void_t* cALLOc(n, elem_size) size_t n; size_t elem_size; #endif Void_t* mem = mALLOc (sz);
- if ((long)n < 0) return 0; + if ((long)n < 0) return NULL;
- if (mem == 0) - return 0; + if (mem == NULL) + return NULL; else { p = mem2chunk(mem); @@ -3072,7 +3072,7 @@ size_t malloc_usable_size(mem) Void_t* mem; #endif { mchunkptr p; - if (mem == 0) + if (mem == NULL) return 0; else { diff --git a/common/hush.c b/common/hush.c index 4c84c2f..68d5f43 100644 --- a/common/hush.c +++ b/common/hush.c @@ -289,8 +289,7 @@ struct variables { char **global_argv; unsigned int global_argc; #endif -unsigned int last_return_code; -int nesting_level; +static unsigned int last_return_code; #ifndef __U_BOOT__ extern char **environ; /* This is in <unistd.h>, but protected with __USE_GNU */ #endif @@ -2172,7 +2171,7 @@ int set_local_var(const char *s, int flg_export) * NAME=VALUE format. So the first order of business is to * split 's' on the '=' into 'name' and 'value' */ value = strchr(name, '='); - if (value==0 && ++value==0) { + if (value==NULL && ++value==NULL) { free(name); return -1; } @@ -2207,13 +2206,13 @@ int set_local_var(const char *s, int flg_export) result = -1; } else { cur->name = strdup(name); - if(cur->name == 0) { + if(cur->name == NULL) { free(cur); result = -1; } else { struct variables *bottom = top_vars; cur->value = strdup(value); - cur->next = 0; + cur->next = NULL; cur->flg_export = flg_export; cur->flg_read_only = 0; while(bottom->next) bottom=bottom->next; @@ -2246,7 +2245,7 @@ void unset_local_var(const char *name) if(strcmp(cur->name, name)==0) break; } - if(cur!=0) { + if(cur!=NULL) { struct variables *next = top_vars; if(cur->flg_read_only) { error_msg("%s: readonly variable", name); @@ -2329,7 +2328,7 @@ static int setup_redirect(struct p_context *ctx, int fd, redir_type style, } #endif
-struct pipe *new_pipe(void) { +static struct pipe *new_pipe(void) { struct pipe *pi; pi = xmalloc(sizeof(struct pipe)); pi->num_progs = 0; @@ -2387,7 +2386,7 @@ static struct reserved_combo reserved_list[] = { }; #define NRES (sizeof(reserved_list)/sizeof(struct reserved_combo))
-int reserved_word(o_string *dest, struct p_context *ctx) +static int reserved_word(o_string *dest, struct p_context *ctx) { struct reserved_combo *r; for (r=reserved_list; @@ -2924,8 +2923,8 @@ int parse_string(o_string *dest, struct p_context *ctx, const char *src) #endif
/* return code is 0 for normal exit, 1 for syntax error */ -int parse_stream(o_string *dest, struct p_context *ctx, - struct in_str *input, int end_trigger) +static int parse_stream(o_string *dest, struct p_context *ctx, + struct in_str *input, int end_trigger) { unsigned int ch, m; #ifndef __U_BOOT__ @@ -3124,13 +3123,13 @@ int parse_stream(o_string *dest, struct p_context *ctx, return 0; }
-void mapset(const unsigned char *set, int code) +static void mapset(const unsigned char *set, int code) { const unsigned char *s; for (s=set; *s; s++) map[*s] = code; }
-void update_ifs_map(void) +static void update_ifs_map(void) { /* char *ifs and char map[256] are both globals. */ ifs = (uchar *)getenv("IFS"); @@ -3158,7 +3157,7 @@ void update_ifs_map(void)
/* most recursion does not come through here, the exeception is * from builtin_source() */ -int parse_stream_outer(struct in_str *inp, int flag) +static int parse_stream_outer(struct in_str *inp, int flag) {
struct p_context ctx; @@ -3292,7 +3291,7 @@ int u_boot_hush_start(void) top_vars = malloc(sizeof(struct variables)); top_vars->name = "HUSH_VERSION"; top_vars->value = "0.01"; - top_vars->next = 0; + top_vars->next = NULL; top_vars->flg_export = 0; top_vars->flg_read_only = 1; #ifdef CONFIG_NEEDS_MANUAL_RELOC @@ -3628,7 +3627,8 @@ static char * make_string(char ** inp) }
#ifdef __U_BOOT__ -int do_showvar (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +static int do_showvar (cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) { int i, k; int rcode = 0; diff --git a/common/image.c b/common/image.c index f084d2b..8b5c0d5 100644 --- a/common/image.c +++ b/common/image.c @@ -1279,7 +1279,7 @@ void boot_fdt_add_mem_rsv_regions(struct lmb *lmb, void *fdt_blob) int boot_relocate_fdt(struct lmb *lmb, char **of_flat_tree, ulong *of_size) { void *fdt_blob = *of_flat_tree; - void *of_start = 0; + void *of_start = NULL; char *fdt_high; ulong of_len = 0; int err; @@ -1312,7 +1312,7 @@ int boot_relocate_fdt(struct lmb *lmb, char **of_flat_tree, ulong *of_size) of_start = (void *)(ulong) lmb_alloc_base(lmb, of_len, 0x1000, (ulong)desired_addr); - if (of_start == 0) { + if (of_start == NULL) { puts("Failed using fdt_high value for Device Tree"); goto error; } @@ -1327,7 +1327,7 @@ int boot_relocate_fdt(struct lmb *lmb, char **of_flat_tree, ulong *of_size) + getenv_bootm_low()); }
- if (of_start == 0) { + if (of_start == NULL) { puts("device tree - allocation error\n"); goto error; } @@ -1703,7 +1703,7 @@ int boot_get_fdt(int flag, int argc, char * const argv[], return 0;
error: - *of_flat_tree = 0; + *of_flat_tree = NULL; *of_size = 0; return 1; } diff --git a/common/main.c b/common/main.c index 9507cec..0fd62e4 100644 --- a/common/main.c +++ b/common/main.c @@ -508,10 +508,10 @@ void reset_cmd_timeout(void) static int hist_max = 0; static int hist_add_idx = 0; static int hist_cur = -1; -unsigned hist_num = 0; +static unsigned hist_num = 0;
-char* hist_list[HIST_MAX]; -char hist_lines[HIST_MAX][HIST_SIZE + 1]; /* Save room for NULL */ +static char* hist_list[HIST_MAX]; +static char hist_lines[HIST_MAX][HIST_SIZE + 1]; /* Save room for NULL */
#define add_idx_minus_one() ((hist_add_idx == 0) ? hist_max : hist_add_idx-1)
diff --git a/common/usb_storage.c b/common/usb_storage.c index 950451e..8382006 100644 --- a/common/usb_storage.c +++ b/common/usb_storage.c @@ -192,7 +192,7 @@ block_dev_desc_t *usb_stor_get_dev(int index) } #endif
-void usb_show_progress(void) +static void usb_show_progress(void) { debug("."); } @@ -437,7 +437,7 @@ static int usb_stor_BBB_reset(struct us_data *us) result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0), US_BBB_RESET, USB_TYPE_CLASS | USB_RECIP_INTERFACE, - 0, us->ifnum, 0, 0, USB_CNTL_TIMEOUT * 5); + 0, us->ifnum, NULL, 0, USB_CNTL_TIMEOUT * 5);
if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) { USB_STOR_PRINTF("RESET:stall\n"); @@ -500,7 +500,7 @@ static int usb_stor_CB_reset(struct us_data *us) * Set up the command for a BBB device. Note that the actual SCSI * command is copied into cbw.CBWCDB. */ -int usb_stor_BBB_comdat(ccb *srb, struct us_data *us) +static int usb_stor_BBB_comdat(ccb *srb, struct us_data *us) { int result; int actlen; @@ -548,7 +548,7 @@ int usb_stor_BBB_comdat(ccb *srb, struct us_data *us) /* FIXME: we also need a CBI_command which sets up the completion * interrupt, and waits for it */ -int usb_stor_CB_comdat(ccb *srb, struct us_data *us) +static int usb_stor_CB_comdat(ccb *srb, struct us_data *us) { int result = 0; int dir_in, retry; @@ -617,7 +617,7 @@ int usb_stor_CB_comdat(ccb *srb, struct us_data *us) }
-int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) +static int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) { int timeout;
@@ -626,7 +626,7 @@ int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) (void *) &us->ip_data, us->irqmaxp, us->irqinterval); timeout = 1000; while (timeout--) { - if ((volatile int *) us->ip_wanted == 0) + if ((volatile int *) us->ip_wanted == NULL) break; mdelay(10); } @@ -665,18 +665,18 @@ int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) #define USB_TRANSPORT_NOT_READY_RETRY 10
/* clear a stall on an endpoint - special for BBB devices */ -int usb_stor_BBB_clear_endpt_stall(struct us_data *us, __u8 endpt) +static int usb_stor_BBB_clear_endpt_stall(struct us_data *us, __u8 endpt) { int result;
/* ENDPOINT_HALT = 0, so set value to 0 */ result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0), USB_REQ_CLEAR_FEATURE, USB_RECIP_ENDPOINT, - 0, endpt, 0, 0, USB_CNTL_TIMEOUT * 5); + 0, endpt, NULL, 0, USB_CNTL_TIMEOUT * 5); return result; }
-int usb_stor_BBB_transport(ccb *srb, struct us_data *us) +static int usb_stor_BBB_transport(ccb *srb, struct us_data *us) { int result, retry; int dir_in; @@ -798,7 +798,7 @@ again: return result; }
-int usb_stor_CB_transport(ccb *srb, struct us_data *us) +static int usb_stor_CB_transport(ccb *srb, struct us_data *us) { int result, status; ccb *psrb; diff --git a/common/xyzModem.c b/common/xyzModem.c index a1f955b..f30b002 100644 --- a/common/xyzModem.c +++ b/common/xyzModem.c @@ -100,7 +100,7 @@ static struct
#ifndef REDBOOT /*SB */ typedef int cyg_int32; -int +static int CYGACC_COMM_IF_GETC_TIMEOUT (char chan, char *c) { #define DELAY 20 @@ -118,7 +118,7 @@ CYGACC_COMM_IF_GETC_TIMEOUT (char chan, char *c) return 0; }
-void +static void CYGACC_COMM_IF_PUTC (char x, char y) { putc (y); @@ -165,7 +165,7 @@ _tolower (char c) }
/* Parse (scan) a number */ -bool +static bool parse_num (char *s, unsigned long *val, char **es, char *delim) { bool first = true;