diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2725-drm-amdkfd-Add-NULL-pointer-check.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2725-drm-amdkfd-Add-NULL-pointer-check.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2725-drm-amdkfd-Add-NULL-pointer-check.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2725-drm-amdkfd-Add-NULL-pointer-check.patch new file mode 100644 index 00000000..c3e0dc8e --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2725-drm-amdkfd-Add-NULL-pointer-check.patch @@ -0,0 +1,30 @@ +From 92f7ccf3b892715cdf6b2241d4defe0536115702 Mon Sep 17 00:00:00 2001 +From: Felix Kuehling <Felix.Kuehling@amd.com> +Date: Tue, 20 Nov 2018 20:52:37 -0500 +Subject: [PATCH 2725/2940] drm/amdkfd: Add NULL-pointer check + +top_dev->gpu is NULL for CPUs. Avoid dereferencing it if NULL. + +Acked-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +index aa793fcbbdcc..c5ed21ef2462 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +@@ -101,7 +101,7 @@ struct kfd_dev *kfd_device_by_pci_dev(const struct pci_dev *pdev) + down_read(&topology_lock); + + list_for_each_entry(top_dev, &topology_device_list, list) +- if (top_dev->gpu->pdev == pdev) { ++ if (top_dev->gpu && top_dev->gpu->pdev == pdev) { + device = top_dev->gpu; + break; + } +-- +2.17.1 + |