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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>
This commit is contained in:
Dennis Li 2021-04-16 22:41:11 +08:00 committed by Alex Deucher
parent 1f8d3ad2a0
commit 6df23f4c5c
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
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@ -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. */