* [PATCH] arch: frv: kernel: using vsnprintf() instead of vsprintf()
@ 2013-05-27 5:46 Chen Gang
0 siblings, 0 replies; only message in thread
From: Chen Gang @ 2013-05-27 5:46 UTC (permalink / raw)
To: dhowells@redhat.com, jesper.nilsson, Richard Kuo, Tejun Heo
Cc: Andrew Morton, David Miller, linux-kernel@vger.kernel.org,
Linux-Arch
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
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2013-05-27 5:47 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2013-05-27 5:46 [PATCH] arch: frv: kernel: using vsnprintf() instead of vsprintf() Chen Gang
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.