diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 926332a73cdefd957cf1ef483544f460d9f1278a..eff18f5b53620f20a392f9c57a80c8897c61d317 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -112,7 +112,12 @@ void btrfs_update_iflags(struct inode *inode)
  */
 void btrfs_inherit_iflags(struct inode *inode, struct inode *dir)
 {
-	unsigned int flags = BTRFS_I(dir)->flags;
+	unsigned int flags;
+
+	if (!dir)
+		return;
+
+	flags = BTRFS_I(dir)->flags;
 
 	if (S_ISREG(inode->i_mode))
 		flags &= ~BTRFS_INODE_DIRSYNC;