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-rw-r--r--fs/btrfs/ioctl.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 7624212ae926..dd8e3448fe8f 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -3698,6 +3698,11 @@ static long btrfs_ioctl_qgroup_create(struct file *file, void __user *arg)
goto drop_write;
}
+ if (!sa->qgroupid) {
+ ret = -EINVAL;
+ goto out;
+ }
+
trans = btrfs_join_transaction(root);
if (IS_ERR(trans)) {
ret = PTR_ERR(trans);
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