Staging: zcache: signedness bug in tmem_get()

"ret" needs to be signed for the error handling to work properly.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/zcache/tmem.c b/drivers/staging/zcache/tmem.c
index 975e34b..1ca66ea 100644 (file)
--- a/drivers/staging/zcache/tmem.c
+++ b/drivers/staging/zcache/tmem.c
@@ -604,7 +604,7 @@ int tmem_get(struct tmem_pool *pool, struct tmem_oid *oidp, uint32_t index,
        struct tmem_obj *obj;
        void *pampd;
        bool ephemeral = is_ephemeral(pool);
-       uint32_t ret = -1;
+       int ret = -1;
        struct tmem_hashbucket *hb;
        bool free = (get_and_free == 1) || ((get_and_free == 0) && ephemeral);
        bool lock_held = false;