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authorDennis Li <Dennis.Li@amd.com>2021-04-16 22:41:11 +0800
committerAlex Deucher <alexander.deucher@amd.com>2021-04-20 21:36:01 -0400
commit6df23f4c5cef5b6d8879720ef7c842adffc565c9 (patch)
treef3ae728e01fc641722594005771462fbe42ba5b9 /drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
parent1f8d3ad2a01957ddb7c8198ee293e0feaa03ea18 (diff)
drm/amdgpu: fix a error injection failed issue
because "sscanf(str, "retire_page")" always return 0, if application use the raw data for error injection, it always wrongly falls into "op == 3". Change to use strstr instead. Signed-off-by: Dennis Li <Dennis.Li@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 38a691a3b600..7438d4e84776 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -221,7 +221,7 @@ static int amdgpu_ras_debugfs_ctrl_parse_data(struct file *f,
op = 1;
else if (sscanf(str, "inject %32s %8s", block_name, err) == 2)
op = 2;
- else if (sscanf(str, "retire_page") == 0)
+ else if (strstr(str, "retire_page") != NULL)
op = 3;
else if (str[0] && str[1] && str[2] && str[3])
/* ascii string, but commands are not matched. */