diff options
author | Steve French <sfrench@us.ibm.com> | 2009-04-30 15:36:52 +0000 |
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committer | Steve French <sfrench@us.ibm.com> | 2009-04-30 15:36:52 +0000 |
commit | 912bc6ae3de99c7bada4577d4341ace4ee59b5be (patch) | |
tree | 28fd1a4bb9e4b05aa833285b46df169f12c0e24d /fs/sysfs/bin.c | |
parent | d37dc42ab6f040b8f0f2962ab219c5b2accf748d (diff) | |
parent | 091438dd5668396328a3419abcbc6591159eb8d1 (diff) |
Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'fs/sysfs/bin.c')
-rw-r--r-- | fs/sysfs/bin.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c index 93e0c0281d4..9345806c885 100644 --- a/fs/sysfs/bin.c +++ b/fs/sysfs/bin.c @@ -157,14 +157,9 @@ static ssize_t write(struct file *file, const char __user *userbuf, count = size - offs; } - temp = kmalloc(count, GFP_KERNEL); - if (!temp) - return -ENOMEM; - - if (copy_from_user(temp, userbuf, count)) { - count = -EFAULT; - goto out_free; - } + temp = memdup_user(userbuf, count); + if (IS_ERR(temp)) + return PTR_ERR(temp); mutex_lock(&bb->mutex); @@ -176,8 +171,6 @@ static ssize_t write(struct file *file, const char __user *userbuf, if (count > 0) *off = offs + count; -out_free: - kfree(temp); return count; } |