[U-Boot] [PATCH V2] common: cli_simple: use strlcpy instead of strcpy

Report Coverity log: Destination buffer too small (STRING_OVERFLOW) string_overflow: You might overrun the 1024 byte destination string lastcommand by writing 1025 bytes from console_buffer
Signed-off-by: Peng Fan van.freenix@gmail.com Cc: Heiko Schocher hs@denx.de Cc: Simon Glass sjg@chromium.org Cc: Tom Rini trini@konsulko.com ---
Changes V2: Use strlcpy instead of strncpy.
common/cli_simple.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/common/cli_simple.c b/common/cli_simple.c index 9c3d073..bb96aae 100644 --- a/common/cli_simple.c +++ b/common/cli_simple.c @@ -276,7 +276,8 @@ void cli_simple_loop(void)
flag = 0; /* assume no special flags for now */ if (len > 0) - strcpy(lastcommand, console_buffer); + strlcpy(lastcommand, console_buffer, + CONFIG_SYS_CBSIZE + 1); else if (len == 0) flag |= CMD_FLAG_REPEAT; #ifdef CONFIG_BOOT_RETRY_TIME

On 9 January 2016 at 22:01, Peng Fan van.freenix@gmail.com wrote:
Report Coverity log: Destination buffer too small (STRING_OVERFLOW) string_overflow: You might overrun the 1024 byte destination string lastcommand by writing 1025 bytes from console_buffer
Signed-off-by: Peng Fan van.freenix@gmail.com Cc: Heiko Schocher hs@denx.de Cc: Simon Glass sjg@chromium.org Cc: Tom Rini trini@konsulko.com
Changes V2: Use strlcpy instead of strncpy.
common/cli_simple.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
Reviewed-by: Simon Glass sjg@chromium.org

On Sun, Jan 10, 2016 at 01:01:22PM +0800, Peng Fan wrote:
Report Coverity log: Destination buffer too small (STRING_OVERFLOW) string_overflow: You might overrun the 1024 byte destination string lastcommand by writing 1025 bytes from console_buffer
Signed-off-by: Peng Fan van.freenix@gmail.com Cc: Heiko Schocher hs@denx.de Cc: Simon Glass sjg@chromium.org Cc: Tom Rini trini@konsulko.com Reviewed-by: Simon Glass sjg@chromium.org
Applied to u-boot/master, thanks!
participants (3)
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Peng Fan
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Simon Glass
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Tom Rini