Messages in this thread Patch in this message | | | From | Su Hui <> | Subject | [PATCH] ext4: mballoc: avoid garbage value from err | Date | Mon, 24 Jul 2023 13:45:39 +0800 |
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clang warning: fs/ext4/mballoc.c, line 4178, column 6 Branch condition evaluates to a garbage value.
err is uninitialized and will be judged when it enters the loop first time and the condition "!ext4_sb_block_valid()" is true. Although this can't make problems now, it's better to correct it.
Signed-off-by: Su Hui <suhui@nfschina.com> --- fs/ext4/mballoc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 21b903fe546e..769000c970b0 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -4084,7 +4084,7 @@ void ext4_mb_mark_bb(struct super_block *sb, ext4_fsblk_t block, struct ext4_sb_info *sbi = EXT4_SB(sb); ext4_group_t group; ext4_grpblk_t blkoff; - int i, err; + int i, err = 0; int already; unsigned int clen, clen_changed, thisgrp_len; -- 2.30.2
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