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Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3239-drm-amdgpu-fix-unsigned-variable-instance-compared-t.patch')
-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3239-drm-amdgpu-fix-unsigned-variable-instance-compared-t.patch35
1 files changed, 35 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3239-drm-amdgpu-fix-unsigned-variable-instance-compared-t.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3239-drm-amdgpu-fix-unsigned-variable-instance-compared-t.patch
new file mode 100644
index 00000000..c07004cf
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3239-drm-amdgpu-fix-unsigned-variable-instance-compared-t.patch
@@ -0,0 +1,35 @@
+From f04a0ccc189e163316d72afb419c3637a1280ec7 Mon Sep 17 00:00:00 2001
+From: Colin Ian King <colin.king@canonical.com>
+Date: Thu, 1 Aug 2019 12:01:45 +0100
+Subject: [PATCH 3239/4256] drm/amdgpu: fix unsigned variable instance compared
+ to less than zero
+
+Currenly the error check on variable instance is always false because
+it is a uint32_t type and this is never less than zero. Fix this by
+making it an int type.
+
+Addresses-Coverity: ("Unsigned compared against 0")
+Fixes: 7d0e6329dfdc ("drm/amdgpu: update more sdma instances irq support")
+Signed-off-by: Colin Ian King <colin.king@canonical.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+index 93cd0a64eca0..efbb6f22fefc 100644
+--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
++++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+@@ -1962,7 +1962,8 @@ static int sdma_v4_0_process_ras_data_cb(struct amdgpu_device *adev,
+ struct ras_err_data *err_data,
+ struct amdgpu_iv_entry *entry)
+ {
+- uint32_t instance, err_source;
++ uint32_t err_source;
++ int instance;
+
+ instance = sdma_v4_0_irq_id_to_seq(entry->client_id);
+ if (instance < 0)
+--
+2.17.1
+