regmap: maple: Fix uninitialized symbol 'ret' warnings

Fix warnings reported by smatch by initializing local 'ret' variable
to 0.

drivers/base/regmap/regcache-maple.c:186 regcache_maple_drop()
error: uninitialized symbol 'ret'.
drivers/base/regmap/regcache-maple.c:290 regcache_maple_sync()
error: uninitialized symbol 'ret'.

Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Fixes: f033c26de5a5 ("regmap: Add maple tree based register cache")
Link: https://lore.kernel.org/r/20240329144630.1965159-1-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/base/regmap/regcache-maple.c b/drivers/base/regmap/regcache-maple.c
index c1776127a572427482bf1c7b7f321326d7a87727..55999a50ccc0b85bb688be0b36ae9af5384b2965 100644 (file)
--- a/drivers/base/regmap/regcache-maple.c
+++ b/drivers/base/regmap/regcache-maple.c
@@ -112,7 +112,7 @@ static int regcache_maple_drop(struct regmap *map, unsigned int min,
        unsigned long *entry, *lower, *upper;
        unsigned long lower_index, lower_last;
        unsigned long upper_index, upper_last;
-       int ret;
+       int ret = 0;
 
        lower = NULL;
        upper = NULL;
@@ -244,7 +244,7 @@ static int regcache_maple_sync(struct regmap *map, unsigned int min,
        unsigned long lmin = min;
        unsigned long lmax = max;
        unsigned int r, v, sync_start;
-       int ret;
+       int ret = 0;
        bool sync_needed = false;
 
        map->cache_bypass = true;