diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/2266-drm-amdgpu-fix-the-issue-of-checking-on-message-mapp.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/2266-drm-amdgpu-fix-the-issue-of-checking-on-message-mapp.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/2266-drm-amdgpu-fix-the-issue-of-checking-on-message-mapp.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/2266-drm-amdgpu-fix-the-issue-of-checking-on-message-mapp.patch new file mode 100644 index 00000000..b1509c0c --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/2266-drm-amdgpu-fix-the-issue-of-checking-on-message-mapp.patch @@ -0,0 +1,41 @@ +From 131195d64100a285fe6350acc21ac62550a639ab Mon Sep 17 00:00:00 2001 +From: Huang Rui <ray.huang@amd.com> +Date: Wed, 20 Feb 2019 20:00:21 +0800 +Subject: [PATCH 2266/2940] drm/amdgpu: fix the issue of checking on message + mapping + +The navi10_message_map[index] scope should be in PPSMC_Message_Count not in +SMU_MSG_MAX_COUNT. + +Signed-off-by: Huang Rui <ray.huang@amd.com> +Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 9 +++++++-- + 1 file changed, 7 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +index 283b655a17df..a97072cc0396 100644 +--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c ++++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +@@ -101,10 +101,15 @@ static int navi10_message_map[SMU_MSG_MAX_COUNT] = { + + static int navi10_get_smu_msg_index(struct smu_context *smc, uint32_t index) + { +- if (index > SMU_MSG_MAX_COUNT || index > PPSMC_Message_Count) ++ int val; ++ if (index > SMU_MSG_MAX_COUNT) + return -EINVAL; +- return navi10_message_map[index]; + ++ val = navi10_message_map[index]; ++ if (val > PPSMC_Message_Count) ++ return -EINVAL; ++ ++ return val; + } + + static int +-- +2.17.1 + |