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-rw-r--r--fs/ext4/super.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 88d5d274a868..26c0e6fc5bce 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2023,24 +2023,17 @@ static const struct ext4_sb_encodings {
{EXT4_ENC_UTF8_12_1, "utf8", "12.1.0"},
};
-static int ext4_sb_read_encoding(const struct ext4_super_block *es,
- const struct ext4_sb_encodings **encoding,
- __u16 *flags)
+static const struct ext4_sb_encodings *
+ext4_sb_read_encoding(const struct ext4_super_block *es)
{
__u16 magic = le16_to_cpu(es->s_encoding);
int i;
for (i = 0; i < ARRAY_SIZE(ext4_sb_encoding_map); i++)
if (magic == ext4_sb_encoding_map[i].magic)
- break;
-
- if (i >= ARRAY_SIZE(ext4_sb_encoding_map))
- return -EINVAL;
+ return &ext4_sb_encoding_map[i];
- *encoding = &ext4_sb_encoding_map[i];
- *flags = le16_to_cpu(es->s_encoding_flags);
-
- return 0;
+ return NULL;
}
#endif
@@ -4161,10 +4154,10 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
if (ext4_has_feature_casefold(sb) && !sb->s_encoding) {
const struct ext4_sb_encodings *encoding_info;
struct unicode_map *encoding;
- __u16 encoding_flags;
+ __u16 encoding_flags = le16_to_cpu(es->s_encoding_flags);
- if (ext4_sb_read_encoding(es, &encoding_info,
- &encoding_flags)) {
+ encoding_info = ext4_sb_read_encoding(es);
+ if (!encoding_info) {
ext4_msg(sb, KERN_ERR,
"Encoding requested by superblock is unknown");
goto failed_mount;