diff mbox series

[4/7] libxfs: validate inumber in xfs_iget

Message ID 173041566967.963918.4965622256532633715.stgit@frogsfrogsfrogs (mailing list archive)
State New
Headers show
Series [1/7] man: document file range commit ioctls | expand

Commit Message

Darrick J. Wong Oct. 31, 2024, 11:20 p.m. UTC 
From: Darrick J. Wong <djwong@kernel.org>

Actually use the inumber validator to check the argument passed in here,
just like we now do in the kernel.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---
 libxfs/inode.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/libxfs/inode.c b/libxfs/inode.c
index 2062ecf54486cf..9230ad24a5cb6c 100644
--- a/libxfs/inode.c
+++ b/libxfs/inode.c
@@ -143,7 +143,7 @@  libxfs_iget(
 	int			error = 0;
 
 	/* reject inode numbers outside existing AGs */
-	if (!ino || XFS_INO_TO_AGNO(mp, ino) >= mp->m_sb.sb_agcount)
+	if (!xfs_verify_ino(mp, ino))
 		return -EINVAL;
 
 	ip = kmem_cache_zalloc(xfs_inode_cache, 0);