[PATCH] maple tree: Use goto label to simplify code

[Dev Jain <dev.jain@arm.com>]

Use the underflow goto label to set the status to ma_underflow and return
NULL, as is being done elsewhere.

Signed-off-by: Dev Jain <dev.jain@arm.com>
---
 lib/maple_tree.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 00524e55a21e..25cf2bc607ca 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -4565,11 +4565,8 @@ static void *mas_prev_slot(struct ma_state *mas, unsigned long min, bool empty)
 		return entry;
 
 	if (!empty) {
-		if (mas->index <= min) {
-			mas->status = ma_underflow;
-			return NULL;
-		}
-
+		if (mas->index <= min)
+			goto underflow;
 		goto again;
 	}
 
-- 
2.30.2