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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-08-20 19:31:20 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-08-22 02:07:23 -0400 |
| commit | 6575b8c9877c3dd1f7db1d0d61bd250a0bf18b6d (patch) | |
| tree | 49dbf1de07cd5d34c4f7514ecf28a1cfdbdcd838 /fs/bcachefs | |
| parent | 5dbfc4ef72f15508882aff58c307b8425cf037a8 (diff) | |
| download | lwn-6575b8c9877c3dd1f7db1d0d61bd250a0bf18b6d.tar.gz lwn-6575b8c9877c3dd1f7db1d0d61bd250a0bf18b6d.zip | |
bcachefs: Fix locking in bch2_ioc_setlabel()
Fixes: 7a254053a590 ("bcachefs: support FS_IOC_SETFSLABEL")
Reported-by: syzbot+7e9efdfec27fbde0141d@syzkaller.appspotmail.com
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs')
| -rw-r--r-- | fs/bcachefs/fs-ioctl.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/bcachefs/fs-ioctl.c b/fs/bcachefs/fs-ioctl.c index aea8132d2c40..99c7fe987c74 100644 --- a/fs/bcachefs/fs-ioctl.c +++ b/fs/bcachefs/fs-ioctl.c @@ -328,9 +328,8 @@ static int bch2_ioc_setlabel(struct bch_fs *c, mutex_lock(&c->sb_lock); strscpy(c->disk_sb.sb->label, label, BCH_SB_LABEL_SIZE); - mutex_unlock(&c->sb_lock); - ret = bch2_write_super(c); + mutex_unlock(&c->sb_lock); mnt_drop_write_file(file); return ret; |