Message ID | 146612630452.12839.3528211000490660021.stgit@birch.djwong.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Thu, Jun 16, 2016 at 06:18:24PM -0700, Darrick J. Wong wrote: > Currently we don't check the error_tag when someone's trying to set up > error injection testing. If userspace passes in a value we don't know > about, send back an error. This will help xfstests to _notrun a test > that uses error injection to test things like log replay. > > Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Looks fine, Reviewed-by: Christoph Hellwig <hch@lst.de> -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c index 88693a9..355619a 100644 --- a/fs/xfs/xfs_error.c +++ b/fs/xfs/xfs_error.c @@ -61,6 +61,9 @@ xfs_errortag_add(int error_tag, xfs_mount_t *mp) int len; int64_t fsid; + if (error_tag >= XFS_ERRTAG_MAX) + return -EINVAL; + memcpy(&fsid, mp->m_fixedfsid, sizeof(xfs_fsid_t)); for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
Currently we don't check the error_tag when someone's trying to set up error injection testing. If userspace passes in a value we don't know about, send back an error. This will help xfstests to _notrun a test that uses error injection to test things like log replay. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> --- fs/xfs/xfs_error.c | 3 +++ 1 file changed, 3 insertions(+) -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html