diff options
Diffstat (limited to 'target/linux/generic/backport-5.10/415-v6.0-mtd-core-check-partition-before-dereference.patch')
| -rw-r--r-- | target/linux/generic/backport-5.10/415-v6.0-mtd-core-check-partition-before-dereference.patch | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/target/linux/generic/backport-5.10/415-v6.0-mtd-core-check-partition-before-dereference.patch b/target/linux/generic/backport-5.10/415-v6.0-mtd-core-check-partition-before-dereference.patch deleted file mode 100644 index 65789ddf2d..0000000000 --- a/target/linux/generic/backport-5.10/415-v6.0-mtd-core-check-partition-before-dereference.patch +++ /dev/null @@ -1,30 +0,0 @@ -From 7ec4cdb321738d44ae5d405e7b6ac73dfbf99caa Mon Sep 17 00:00:00 2001 -From: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> -Date: Mon, 25 Jul 2022 22:49:25 +0900 -Subject: [PATCH] mtd: core: check partition before dereference - -syzbot is reporting NULL pointer dereference at mtd_check_of_node() [1], -for mtdram test device (CONFIG_MTD_MTDRAM) is not partition. - -Link: https://syzkaller.appspot.com/bug?extid=fe013f55a2814a9e8cfd [1] -Reported-by: syzbot <syzbot+fe013f55a2814a9e8cfd@syzkaller.appspotmail.com> -Reported-by: kernel test robot <oliver.sang@intel.com> -Fixes: ad9b10d1eaada169 ("mtd: core: introduce of support for dynamic partitions") -Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> -CC: stable@vger.kernel.org -Signed-off-by: Richard Weinberger <richard@nod.at> ---- - drivers/mtd/mtdcore.c | 2 ++ - 1 file changed, 2 insertions(+) - ---- a/drivers/mtd/mtdcore.c -+++ b/drivers/mtd/mtdcore.c -@@ -574,6 +574,8 @@ static void mtd_check_of_node(struct mtd - return; - - /* Check if a partitions node exist */ -+ if (!mtd_is_partition(mtd)) -+ return; - parent = mtd->parent; - parent_dn = dev_of_node(&parent->dev); - if (!parent_dn) |