2023-04-30 23:18:20

by Palmer Dabbelt

Subject: [PATCH 1/2] ext4: Elide an unused variable warning in ext4_put_super()

i is only used under CONFIG_QUOTA, so mark it as __maybe_unused to avoid
a warning.

Signed-off-by: Palmer Dabbelt <[email protected]>
---
fs/ext4/super.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index d03bf0ecf505..09f3e1d714d6 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1259,7 +1259,7 @@ static void ext4_put_super(struct super_block *sb)
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_super_block *es = sbi->s_es;
int aborted = 0;
- int i, err;
+ int __maybe_unused i, err;

/*
* Unregister sysfs before destroying jbd2 journal.
--
2.40.0

2023-04-30 23:18:20

by Palmer Dabbelt

Subject: [PATCH 2/2] ext4: Elide an unused variable warning in __ext4_fill_super()

i is only used under CONFIG_QUOTA, so mark it as __maybe_unused to
avoid a warning.

Signed-off-by: Palmer Dabbelt <[email protected]>
---
fs/ext4/super.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 09f3e1d714d6..3bf2449befcc 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -5197,7 +5197,7 @@ static int __ext4_fill_super(struct fs_context *fc, struct super_block *sb)
ext4_fsblk_t logical_sb_block;
struct inode *root;
int ret = -ENOMEM;
- unsigned int i;
+ unsigned int __maybe_unused i;
int needs_recovery;
int err = 0;
ext4_group_t first_not_zeroed;
--
2.40.0