kernel/panic.c: reduce 1 byte usage for print tainted buffer

sizeof("Tainted: ") already counts '\0', and after first sprintf(), 's'
will start from the current string end (its' value is '\0').

So need not add additional 1 byte for maximized usage of 'buf' in
print_tainted().

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Chen Gang 2013-11-12 15:11:32 -08:00 committed by Linus Torvalds
parent 1931d433d7
commit 0128476471

View File

@ -233,7 +233,7 @@ static const struct tnt tnts[] = {
*/ */
const char *print_tainted(void) const char *print_tainted(void)
{ {
static char buf[ARRAY_SIZE(tnts) + sizeof("Tainted: ") + 1]; static char buf[ARRAY_SIZE(tnts) + sizeof("Tainted: ")];
if (tainted_mask) { if (tainted_mask) {
char *s; char *s;