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Revert "fs/9p: fix uaf in in v9fs_stat2inode_dotl"

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This reverts commit 11763a8598.

This is a requirement to revert commit 724a08450f ("fs/9p: simplify
iget to remove unnecessary paths"), see that revert for details.

Fixes: 724a08450f ("fs/9p: simplify iget to remove unnecessary paths")
Reported-by: Will Deacon <will@kernel.org>
Link: https://lkml.kernel.org/r/20240923100508.GA32066@willie-the-truck
Cc: stable@vger.kernel.org # v6.9+
Message-ID: <20241024-revert_iget-v1-3-4cac63d25f72@codewreck.org>
Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>
This commit is contained in:
Dominique Martinet 2024-10-24 08:52:12 +09:00
parent fedd06210b
commit 26f8dd2dde
1 changed files with 1 additions and 1 deletions
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2
fs/9p/vfs_inode_dotl.c
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@ -78,11 +78,11 @@ struct inode *v9fs_fid_iget_dotl(struct super_block *sb, struct p9_fid *fid)
retval = v9fs_init_inode(v9ses, inode, &fid->qid,
st->st_mode, new_decode_dev(st->st_rdev));
v9fs_stat2inode_dotl(st, inode, 0);
kfree(st);
if (retval)
goto error;
v9fs_stat2inode_dotl(st, inode, 0);
v9fs_set_netfs_context(inode);
v9fs_cache_inode_get_cookie(inode);
retval = v9fs_get_acl(inode, fid);