Commit 760033c4 authored Jul 03, 2013 by Chen Gang Committed by Linus Torvalds Jul 03, 2013

arch/frv/kernel/traps.c: using vsnprintf() instead of vsprintf()



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>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 519ebea3

arch/frv/kernel/traps.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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();