From: Liam R. Howlett <Liam.Howlett@Oracle.com>
Date: Mon, 10 Dec 2018 17:20:09 +0000 (-0500)
Subject: maple_tree: Fix return of the allocated node mask.
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=f4f2d732972a18a425b1c238bdeeccbfad94e127;p=users%2Fjedix%2Flinux-maple.git

maple_tree: Fix return of the allocated node mask.

0x03 is the correct mask for 8 byte aligned memory.

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---

diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 57c0b554f6d1..961929cb05a2 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -65,7 +65,7 @@ static inline void *ma_mk_node(const struct maple_node *node)
 
 static inline struct maple_node *ma_get_alloc(const struct maple_state *ms)
 {
-	return (struct maple_node *)((unsigned long)ms->alloc & ~0x0F);
+	return (struct maple_node *)((unsigned long)ms->alloc & ~0x03);
 }
 static inline int ma_get_alloc_cnt(const struct maple_state *ms)
 {