qnx4: don't leak ->BitMap on late failure exits

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c
index 3fd121c..6b00954 100644
--- a/fs/qnx4/inode.c
+++ b/fs/qnx4/inode.c
@@ -256,7 +256,7 @@
 	if (IS_ERR(root)) {
 		printk(KERN_ERR "qnx4: get inode failed\n");
 		ret = PTR_ERR(root);
- 		goto out;
+ 		goto outb;
  	}
 
 	ret = -ENOMEM;
@@ -269,6 +269,8 @@
 
       outi:
 	iput(root);
+      outb:
+	kfree(qs->BitMap);
       out:
 	brelse(bh);
       outnobh: