regmap: Fix potential memory leaks
Free allocated memory in case of an error in regmap_init_mem() and
regmap_init_mem_index().
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
diff --git a/drivers/core/regmap.c b/drivers/core/regmap.c
index e9e55c9..a974744 100644
--- a/drivers/core/regmap.c
+++ b/drivers/core/regmap.c
@@ -134,7 +134,7 @@
ret = init_range(node, map->ranges, addr_len, size_len, index);
if (ret)
- return ret;
+ goto err;
if (ofnode_read_bool(node, "little-endian"))
map->endianness = REGMAP_LITTLE_ENDIAN;
@@ -147,6 +147,10 @@
*mapp = map;
+ return 0;
+err:
+ regmap_uninit(map);
+
return ret;
}
@@ -158,6 +162,7 @@
int addr_len, size_len, both_len;
int len;
int index;
+ int ret;
addr_len = ofnode_read_simple_addr_cells(ofnode_get_parent(node));
if (addr_len < 0) {
@@ -200,10 +205,9 @@
for (range = map->ranges, index = 0; count > 0;
count--, range++, index++) {
- int ret = init_range(node, range, addr_len, size_len, index);
-
+ ret = init_range(node, range, addr_len, size_len, index);
if (ret)
- return ret;
+ goto err;
}
if (ofnode_read_bool(node, "little-endian"))
@@ -218,6 +222,10 @@
*mapp = map;
return 0;
+err:
+ regmap_uninit(map);
+
+ return ret;
}
#endif