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drm/amd/display: Fix Coverity INTEGER_OVERFLOW within dal_gpio_service_create
author
jsg
<jsg@openbsd.org>
Mon, 9 Sep 2024 08:56:25 +0000
(08:56 +0000)
committer
jsg
<jsg@openbsd.org>
Mon, 9 Sep 2024 08:56:25 +0000
(08:56 +0000)
From Hersen Wu
313d3dd4ca0e898897f4255a4c1f3d9c1f400fe2
in linux-6.6.y/6.6.50
c6077aa66fa230d12f37fef01161ef080d13b726
in mainline linux
sys/dev/pci/drm/amd/display/dc/gpio/gpio_service.c
patch
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diff --git
a/sys/dev/pci/drm/amd/display/dc/gpio/gpio_service.c
b/sys/dev/pci/drm/amd/display/dc/gpio/gpio_service.c
index
2f8ca83
..
f2037d7
100644
(file)
--- a/
sys/dev/pci/drm/amd/display/dc/gpio/gpio_service.c
+++ b/
sys/dev/pci/drm/amd/display/dc/gpio/gpio_service.c
@@
-56,7
+56,7
@@
struct gpio_service *dal_gpio_service_create(
struct dc_context *ctx)
{
struct gpio_service *service;
-
u
int32_t index_of_id;
+ int32_t index_of_id;
service = kzalloc(sizeof(struct gpio_service), GFP_KERNEL);
@@
-112,7
+112,7
@@
struct gpio_service *dal_gpio_service_create(
return service;
failure_2:
- while (index_of_id) {
+ while (index_of_id
> 0
) {
--index_of_id;
kfree(service->busyness[index_of_id]);
}