From 1121cef62750fbc3ec1b87f4fcf2cef0f05f23a9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 8 Apr 2024 18:58:08 +0200 Subject: Merging upstream version 6.1.82. Signed-off-by: Daniel Baumann --- fs/jfs/jfs_imap.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'fs/jfs/jfs_imap.c') diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c index 6ed2e1d4c..ac42f8ee5 100644 --- a/fs/jfs/jfs_imap.c +++ b/fs/jfs/jfs_imap.c @@ -2179,6 +2179,9 @@ static int diNewExt(struct inomap * imap, struct iag * iagp, int extno) /* get the ag and iag numbers for this iag. */ agno = BLKTOAG(le64_to_cpu(iagp->agstart), sbi); + if (agno >= MAXAG || agno < 0) + return -EIO; + iagno = le32_to_cpu(iagp->iagnum); /* check if this is the last free extent within the -- cgit v1.2.3