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| author | Dominique Martinet <asmadeus@codewreck.org> | 2024-10-24 01:52:12 +0200 |
|---|---|---|
| committer | Dominique Martinet <asmadeus@codewreck.org> | 2024-10-24 23:26:09 +0200 |
| commit | 26f8dd2dde6864558782d91542f89483bd59a3c2 (patch) | |
| tree | c9e3cc9e49a7ae4beff18f0f370cf83dccafedc5 | |
| parent | Revert "fs/9p: remove redundant pointer v9ses" (diff) | |
| download | linux-26f8dd2dde6864558782d91542f89483bd59a3c2.tar.xz linux-26f8dd2dde6864558782d91542f89483bd59a3c2.zip | |
Revert "fs/9p: fix uaf in in v9fs_stat2inode_dotl"
This reverts commit 11763a8598f888dec631a8a903f7ada32181001f.
This is a requirement to revert commit 724a08450f74 ("fs/9p: simplify
iget to remove unnecessary paths"), see that revert for details.
Fixes: 724a08450f74 ("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>
| -rw-r--r-- | fs/9p/vfs_inode_dotl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c index 2b313fe7003e..ef9db3e03506 100644 --- a/fs/9p/vfs_inode_dotl.c +++ b/fs/9p/vfs_inode_dotl.c @@ -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); |