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authorBjörn Bidar2022-07-07 03:24:11 +0300
committerBjörn Bidar2022-07-09 17:07:01 +0300
commitf232f1eb2b4207693cc4ea2a50d6fb063af71c96 (patch)
tree8fbeb4a9939a68a24b52947bde50c3aeb19357e3 /0117-bus-fsl-mc-bus-fix-KASAN-use-after-free-in-fsl_mc_bu.patch
parentcef86a5456229e3a460389e69f56582aba4d47ae (diff)
downloadaur-f232f1eb2b4207693cc4ea2a50d6fb063af71c96.tar.gz
Update to 5.18.9.pf3-1
- New upstream release based on 5.18.9 - Drop 5.18.6 patches as upstream applied them now - Change URL to new upstream address - Rename plain linux-pf package to linux-pf-generic to align with the rest of the packages and pickup variant specific headers easier. #5 Signed-off-by: Björn Bidar <bjorn.bidar@thaodan.de>
Diffstat (limited to '0117-bus-fsl-mc-bus-fix-KASAN-use-after-free-in-fsl_mc_bu.patch')
-rw-r--r--0117-bus-fsl-mc-bus-fix-KASAN-use-after-free-in-fsl_mc_bu.patch48
1 files changed, 0 insertions, 48 deletions
diff --git a/0117-bus-fsl-mc-bus-fix-KASAN-use-after-free-in-fsl_mc_bu.patch b/0117-bus-fsl-mc-bus-fix-KASAN-use-after-free-in-fsl_mc_bu.patch
deleted file mode 100644
index 379267d6b8a4..000000000000
--- a/0117-bus-fsl-mc-bus-fix-KASAN-use-after-free-in-fsl_mc_bu.patch
+++ /dev/null
@@ -1,48 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
-Date: Wed, 1 Jun 2022 19:51:59 +0900
-Subject: [PATCH] bus: fsl-mc-bus: fix KASAN use-after-free in
- fsl_mc_bus_remove()
-
-commit 928ea98252ad75118950941683893cf904541da9 upstream.
-
-In fsl_mc_bus_remove(), mc->root_mc_bus_dev->mc_io is passed to
-fsl_destroy_mc_io(). However, mc->root_mc_bus_dev is already freed in
-fsl_mc_device_remove(). Then reference to mc->root_mc_bus_dev->mc_io
-triggers KASAN use-after-free. To avoid the use-after-free, keep the
-reference to mc->root_mc_bus_dev->mc_io in a local variable and pass to
-fsl_destroy_mc_io().
-
-This patch needs rework to apply to kernels older than v5.15.
-
-Fixes: f93627146f0e ("staging: fsl-mc: fix asymmetry in destroy of mc_io")
-Cc: stable@vger.kernel.org # v5.15+
-Signed-off-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
-Link: https://lore.kernel.org/r/20220601105159.87752-1-shinichiro.kawasaki@wdc.com
-Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
----
- drivers/bus/fsl-mc/fsl-mc-bus.c | 6 +++---
- 1 file changed, 3 insertions(+), 3 deletions(-)
-
-diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c
-index 8fd4a356a86ec0b1cff2b830c6c1bf78924682f0..74593a1722fe0898fffbf19eb34673b10bd64ca3 100644
---- a/drivers/bus/fsl-mc/fsl-mc-bus.c
-+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
-@@ -1236,14 +1236,14 @@ static int fsl_mc_bus_probe(struct platform_device *pdev)
- static int fsl_mc_bus_remove(struct platform_device *pdev)
- {
- struct fsl_mc *mc = platform_get_drvdata(pdev);
-+ struct fsl_mc_io *mc_io;
-
- if (!fsl_mc_is_root_dprc(&mc->root_mc_bus_dev->dev))
- return -EINVAL;
-
-+ mc_io = mc->root_mc_bus_dev->mc_io;
- fsl_mc_device_remove(mc->root_mc_bus_dev);
--
-- fsl_destroy_mc_io(mc->root_mc_bus_dev->mc_io);
-- mc->root_mc_bus_dev->mc_io = NULL;
-+ fsl_destroy_mc_io(mc_io);
-
- bus_unregister_notifier(&fsl_mc_bus_type, &fsl_mc_nb);
-