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- Fix page refcount leak when looking up specific inodes
    introduced by metabuf reworking.
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Merge tag 'erofs-for-6.8-rc6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs

Pull erofs fix from Gao Xiang:

 - Fix page refcount leak when looking up specific inodes
   introduced by metabuf reworking

* tag 'erofs-for-6.8-rc6-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs:
  erofs: fix refcount on the metabuf used for inode lookup
This commit is contained in:
Linus Torvalds 2024-02-25 09:53:13 -08:00
commit 4ca0d9894f
1 changed files with 14 additions and 14 deletions
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28
fs/erofs/namei.c
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@ -130,24 +130,24 @@ static void *erofs_find_target_block(struct erofs_buf *target,
/* string comparison without already matched prefix */
diff = erofs_dirnamecmp(name, &dname, &matched);
if (!diff) {
*_ndirents = 0;
goto out;
} else if (diff > 0) {
head = mid + 1;
startprfx = matched;
if (!IS_ERR(candidate))
erofs_put_metabuf(target);
*target = buf;
candidate = de;
*_ndirents = ndirents;
} else {
if (diff < 0) {
erofs_put_metabuf(&buf);
back = mid - 1;
endprfx = matched;
continue;
}
if (!IS_ERR(candidate))
erofs_put_metabuf(target);
*target = buf;
if (!diff) {
*_ndirents = 0;
return de;
}
head = mid + 1;
startprfx = matched;
candidate = de;
*_ndirents = ndirents;
continue;
}
out: /* free if the candidate is valid */