There's no need for these saved buffers to be global symbols, or in the data section. So mark them static to move them into the bss.
Signed-off-by: Mike Frysinger vapier@gentoo.org --- arch/blackfin/cpu/serial.c | 11 +++-------- 1 files changed, 3 insertions(+), 8 deletions(-)
diff --git a/arch/blackfin/cpu/serial.c b/arch/blackfin/cpu/serial.c index 650202e..b15c945 100644 --- a/arch/blackfin/cpu/serial.c +++ b/arch/blackfin/cpu/serial.c @@ -49,9 +49,9 @@ DECLARE_GLOBAL_DATA_PTR; #include "serial.h"
#ifdef CONFIG_DEBUG_SERIAL -uint16_t cached_lsr[256]; -uint16_t cached_rbr[256]; -size_t cache_count; +static uint16_t cached_lsr[256]; +static uint16_t cached_rbr[256]; +static size_t cache_count;
/* The LSR is read-to-clear on some parts, so we have to make sure status * bits aren't inadvertently lost when doing various tests. This also @@ -112,11 +112,6 @@ int serial_init(void) serial_initialize(); serial_setbrg(); uart_lsr_clear(); -#ifdef CONFIG_DEBUG_SERIAL - cache_count = 0; - memset(cached_lsr, 0x00, sizeof(cached_lsr)); - memset(cached_rbr, 0x00, sizeof(cached_rbr)); -#endif return 0; }