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regmap: Fix potential memory leaks

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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>
This commit is contained in:
Faiz Abbas 2019-11-11 15:29:05 +05:30 committed by Tom Rini
parent ae3ef109c3
commit 42a4ee8a11
1 changed files with 12 additions and 4 deletions
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16
drivers/core/regmap.c
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@ -134,7 +134,7 @@ int regmap_init_mem_index(ofnode node, struct regmap **mapp, int index)
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 @@ int regmap_init_mem_index(ofnode node, struct regmap **mapp, int index)
*mapp = map;
return 0;
err:
regmap_uninit(map);
return ret;
}
@ -158,6 +162,7 @@ int regmap_init_mem(ofnode node, struct regmap **mapp)
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 @@ int regmap_init_mem(ofnode node, struct regmap **mapp)
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 @@ int regmap_init_mem(ofnode node, struct regmap **mapp)
*mapp = map;
return 0;
err:
regmap_uninit(map);
return ret;
}
#endif