diff options
| author | Takashi Iwai <tiwai@suse.de> | 2010-08-18 15:17:30 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-08-18 15:17:30 +0200 |
| commit | 6ab561c8aab2e4af535f09adbc6253f958536848 (patch) | |
| tree | 37846adb4ea106485720d113e252d71d615c23ed /mm/util.c | |
| parent | 4f4e8f69895c8696a4bcc751817d4b186023ac44 (diff) | |
| parent | cbaa9f60d5d5c3af10f94e0d49789d5b82341a4a (diff) | |
Merge branch 'topic/isa' into topic/misc
Diffstat (limited to 'mm/util.c')
| -rw-r--r-- | mm/util.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/mm/util.c b/mm/util.c index f5712e8964be..4735ea481816 100644 --- a/mm/util.c +++ b/mm/util.c @@ -225,15 +225,10 @@ char *strndup_user(const char __user *s, long n) if (length > n) return ERR_PTR(-EINVAL); - p = kmalloc(length, GFP_KERNEL); + p = memdup_user(s, length); - if (!p) - return ERR_PTR(-ENOMEM); - - if (copy_from_user(p, s, length)) { - kfree(p); - return ERR_PTR(-EFAULT); - } + if (IS_ERR(p)) + return p; p[length - 1] = '\0'; |