lkml.org 
[lkml]   [2011]   [Nov]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 4/5] regmap: Do not call regcache_exit from regcache_rbtree_init error path
Date
Calling regcache_exit from regcache_rbtree_init is a layering violation and
might cause double frees. In case of an error only free those structures which
have been allocated in this function.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
---
drivers/base/regmap/regcache-rbtree.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/base/regmap/regcache-rbtree.c b/drivers/base/regmap/regcache-rbtree.c
index e314984..e71320f 100644
--- a/drivers/base/regmap/regcache-rbtree.c
+++ b/drivers/base/regmap/regcache-rbtree.c
@@ -17,6 +17,7 @@

static int regcache_rbtree_write(struct regmap *map, unsigned int reg,
unsigned int value);
+static int regcache_rbtree_exit(struct regmap *map);

struct regcache_rbtree_node {
/* the actual rbtree node holding this block */
@@ -149,7 +150,7 @@ static int regcache_rbtree_init(struct regmap *map)
return 0;

err:
- regcache_exit(map);
+ regcache_rbtree_exit(map);
return ret;
}

--
1.7.7.1



\
 
 \ /
  Last update: 2011-11-14 10:43    [W:0.064 / U:0.608 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site