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btrfsctl -A error code fixup

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Send the error back to userland if the ioctl fails

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Linda Knippers
2008-06-09 22:17:11 -04:00
committed by Chris Mason
parent 3b96362cc8
commit f819d837ee
1 changed files with 2 additions and 2 deletions
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4
fs/btrfs/super.c
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@@ -453,7 +453,7 @@ static long btrfs_control_ioctl(struct file *file, unsigned int cmd,
{ {
struct btrfs_ioctl_vol_args *vol; struct btrfs_ioctl_vol_args *vol;
struct btrfs_fs_devices *fs_devices; struct btrfs_fs_devices *fs_devices;
int ret; int ret = 0;
int len; int len;
vol = kmalloc(sizeof(*vol), GFP_KERNEL); vol = kmalloc(sizeof(*vol), GFP_KERNEL);
@@ -470,7 +470,7 @@ static long btrfs_control_ioctl(struct file *file, unsigned int cmd,
} }
out: out:
kfree(vol); kfree(vol);
return 0; return ret;
} }
static void btrfs_write_super_lockfs(struct super_block *sb) static void btrfs_write_super_lockfs(struct super_block *sb)