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| author | Clark Williams <williams@redhat.com> | 2012-04-15 23:24:46 -0500 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-04-15 23:24:46 -0500 |
| commit | 8e9c931b8e4150f3c5aaab7e4639cd507c30477c (patch) | |
| tree | 4c77bef833db938a950c60095f628acc1ebff50a /kernel/itimer.c | |
| parent | 3524a83e5459ae4ba42f9bf098bb736b99b88695 (diff) | |
| parent | e816b57a337ea3b755de72bec38c10c864f23015 (diff) | |
Merge commit 'v3.4-rc3' into rt-3.4-rc3-rt4v3.4-rc3-rt4
Diffstat (limited to 'kernel/itimer.c')
| -rw-r--r-- | kernel/itimer.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/itimer.c b/kernel/itimer.c index 9fb34053e39d..d0513909d663 100644 --- a/kernel/itimer.c +++ b/kernel/itimer.c @@ -285,8 +285,12 @@ SYSCALL_DEFINE3(setitimer, int, which, struct itimerval __user *, value, if (value) { if(copy_from_user(&set_buffer, value, sizeof(set_buffer))) return -EFAULT; - } else - memset((char *) &set_buffer, 0, sizeof(set_buffer)); + } else { + memset(&set_buffer, 0, sizeof(set_buffer)); + printk_once(KERN_WARNING "%s calls setitimer() with new_value NULL pointer." + " Misfeature support will be removed\n", + current->comm); + } error = do_setitimer(which, &set_buffer, ovalue ? &get_buffer : NULL); if (error || !ovalue) |