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authorHillf Danton <dhillf@gmail.com>2011-01-06 20:58:12 +0800
committerIngo Molnar <mingo@elte.hu>2011-01-07 15:55:10 +0100
commit524429c31b486c05449666b94613f59f729c0a84 (patch)
tree00d0a06e864c0054cc6764f1afa6887e1281bcb6 /kernel/sched.c
parent1c5354de90c900b369e2ebd36c3a065ede29eb93 (diff)
downloadop-kernel-dev-524429c31b486c05449666b94613f59f729c0a84.zip
op-kernel-dev-524429c31b486c05449666b94613f59f729c0a84.tar.gz
sched: Fix strncmp operation
One of the operands, buf, is incorrect, since it is stripped and the correct address for subsequent string comparing could change if leading white spaces, if any, are removed from buf. It is fixed by replacing buf with cmp. Signed-off-by: Hillf Danton <dhillf@gmail.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <AANLkTinOPuYsVovrZpbuCCmG5deEyc8WgA_A1RJx_YK7@mail.gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index a8478a2..a0eb094 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -741,7 +741,7 @@ sched_feat_write(struct file *filp, const char __user *ubuf,
buf[cnt] = 0;
cmp = strstrip(buf);
- if (strncmp(buf, "NO_", 3) == 0) {
+ if (strncmp(cmp, "NO_", 3) == 0) {
neg = 1;
cmp += 3;
}
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