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| author | Dave Kleikamp <dave.kleikamp@oracle.com> | 2024-10-22 09:40:37 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-11-08 16:19:21 +0100 |
| commit | ea462ee11dbc4eb779146313d3abf5e5187775e1 (patch) | |
| tree | 22b5e198e22f54c1505a647684cd7ca26e40ef16 | |
| parent | 5eb76fb98b3335aa5cca6a7db2e659561c79c32b (diff) | |
| download | linux-stable-ea462ee11dbc4eb779146313d3abf5e5187775e1.tar.gz linux-stable-ea462ee11dbc4eb779146313d3abf5e5187775e1.tar.bz2 linux-stable-ea462ee11dbc4eb779146313d3abf5e5187775e1.zip | |
jfs: Fix sanity check in dbMount
[ Upstream commit 67373ca8404fe57eb1bb4b57f314cff77ce54932 ]
MAXAG is a legitimate value for bmp->db_numag
Fixes: e63866a47556 ("jfs: fix out-of-bounds in dbNextAG() and diAlloc()")
Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | fs/jfs/jfs_dmap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c index 21597e8b727c..b6c698fe7301 100644 --- a/fs/jfs/jfs_dmap.c +++ b/fs/jfs/jfs_dmap.c @@ -200,7 +200,7 @@ int dbMount(struct inode *ipbmap) } bmp->db_numag = le32_to_cpu(dbmp_le->dn_numag); - if (!bmp->db_numag || bmp->db_numag >= MAXAG) { + if (!bmp->db_numag || bmp->db_numag > MAXAG) { err = -EINVAL; goto err_release_metapage; } |