diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index 0fd94d3425af..bbfb9668072a 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -825,6 +825,8 @@ static ssize_t amdgpu_set_pp_od_clk_voltage(struct device *dev,
 	while (isspace(*++tmp_str));
 
 	while ((sub_str = strsep(&tmp_str, delimiter)) != NULL) {
+		if (strlen(sub_str) == 0)
+			continue;
 		ret = kstrtol(sub_str, 0, &parameter[parameter_size]);
 		if (ret)
 			return -EINVAL;