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authorLinus Torvalds <torvalds@linux-foundation.org>2011-12-20 11:41:17 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-12-20 11:41:17 -0800
commita205b082189bf914959a667a5c83ea145bba3fb5 (patch)
tree8e4a05c7eebe9039136d2880e64dc782b73a1c1a /arch
parent455ba0c0b7e1d2c72a45808115ef35512e3ae7b0 (diff)
parent913050b91eb94f194392dd797b1ff3779f606ac0 (diff)
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: oprofile: Fix uninitialized memory access when writing to writing to oprofilefs
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/oprofile/init.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c
index 6efc18b5e60..bd58b72454c 100644
--- a/arch/s390/oprofile/init.c
+++ b/arch/s390/oprofile/init.c
@@ -88,7 +88,7 @@ static ssize_t hwsampler_write(struct file *file, char const __user *buf,
return -EINVAL;
retval = oprofilefs_ulong_from_user(&val, buf, count);
- if (retval)
+ if (retval <= 0)
return retval;
if (oprofile_started)