This is a note to let you know that I've just added the patch titled
swsmu/amdgpu_smu: Fix the wrong if-condition
to the 6.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
swsmu-amdgpu_smu-fix-the-wrong-if-condition.patch
and it can be found in the queue-6.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 484d7dcc709da46a5976c9530eeff931e9ecba82 Mon Sep 17 00:00:00 2001
From: Yu Songping <yusongping@xxxxxxxxxx>
Date: Thu, 24 Nov 2022 09:52:37 +0800
Subject: swsmu/amdgpu_smu: Fix the wrong if-condition
From: Yu Songping <yusongping@xxxxxxxxxx>
commit 484d7dcc709da46a5976c9530eeff931e9ecba82 upstream.
The logical operator '&&' will make
smu->ppt_funcs->set_gfx_power_up_by_imu segment fault when
smu->ppt_funcs is NULL.
Signed-off-by: Yu Songping <yusongping@xxxxxxxxxx>
Reviewed-by: Evan Quan <evan.quan@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -161,7 +161,7 @@ int smu_get_dpm_freq_range(struct smu_co
int smu_set_gfx_power_up_by_imu(struct smu_context *smu)
{
- if (!smu->ppt_funcs && !smu->ppt_funcs->set_gfx_power_up_by_imu)
+ if (!smu->ppt_funcs || !smu->ppt_funcs->set_gfx_power_up_by_imu)
return -EOPNOTSUPP;
return smu->ppt_funcs->set_gfx_power_up_by_imu(smu);
Patches currently in stable-queue which might be from yusongping@xxxxxxxxxx are
queue-6.1/swsmu-amdgpu_smu-fix-the-wrong-if-condition.patch
