Messages in this thread Patch in this message | | | Date | Mon, 27 May 2013 13:46:42 +0800 | From | Chen Gang <> | Subject | [PATCH] arch: frv: kernel: using vsnprintf() instead of vsprintf() |
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Since die_if_kernel() is an extern common used function, better always check the buffer length to avoid memory overflow by a long 'str'.
Signed-off-by: Chen Gang <gang.chen@asianux.com> --- arch/frv/kernel/traps.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/frv/kernel/traps.c b/arch/frv/kernel/traps.c index 4bff48c..a6d105d 100644 --- a/arch/frv/kernel/traps.c +++ b/arch/frv/kernel/traps.c @@ -523,7 +523,7 @@ void die_if_kernel(const char *str, ...) return; va_start(va, str); - vsprintf(buffer, str, va); + vsnprintf(buffer, sizeof(buffer), str, va); va_end(va); console_verbose(); -- 1.7.7.6
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