ipc/mqueue.c: fix a brace coding style issue

Signed-off-by: somala swaraj <somalaswaraj@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/20200301135530.18340-1-somalaswaraj@gmail.comSigned-off-by: Linus Torvalds <torvalds@linux-foundation.org>

ipc/mqueue.c

@@ -239,11 +239,10 @@ static inline void msg_tree_erase(struct posix_msg_tree_node *leaf,
 		info->msg_tree_rightmost = rb_prev(node);
 
 	rb_erase(node, &info->msg_tree);
-	if (info->node_cache) {
+	if (info->node_cache)
 		kfree(leaf);
-	} else {
+	else
 		info->node_cache = leaf;
-	}
 }
 
 static inline struct msg_msg *msg_get(struct mqueue_inode_info *info)