lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Btrfs: dereferencing freed memory

Browse Source 
The original code dereferenced range on the next line.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Dan Carpenter
2010-03-20 11:24:48 +00:00
committed by Chris Mason
parent f3eae7e8a5
commit 683be16eb6
1 changed files with 1 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
fs/btrfs/ioctl.c
View File

@@ -1374,6 +1374,7 @@ static int btrfs_ioctl_defrag(struct file *file, void __user *argp)
sizeof(*range))) { sizeof(*range))) {
ret = -EFAULT; ret = -EFAULT;
kfree(range); kfree(range);
goto out;
} }
/* compression requires us to start the IO */ /* compression requires us to start the IO */
if ((range->flags & BTRFS_DEFRAG_RANGE_COMPRESS)) { if ((range->flags & BTRFS_DEFRAG_RANGE_COMPRESS)) {