[PATCH 6/8] regmap: Grab the lock in regcache_cache_only()

Dimitris Papastamos
2011-09-29T09:39:21Z

Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
---
drivers/base/regmap/regcache.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 5362578..f91bc7b 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -280,7 +280,9 @@ EXPORT_SYMBOL_GPL(regcache_sync);
*/
void regcache_cache_only(struct regmap *map, bool enable)
{
+ mutex_lock(&map->lock);
map->cache_only = enable;
+ mutex_unlock(&map->lock);
}
EXPORT_SYMBOL_GPL(regcache_cache_only);

--
1.7.6.4