drm/xe/debugfs: Add missing xe_pm_runtime_put in wedge_mode_set

xe_pm_runtime_put is missed in the failure path.

Cc: Rodrigo Vivi <[email protected]>
Signed-off-by: Shuicheng Lin <[email protected]>
Reviewed-by: Rodrigo Vivi <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Signed-off-by: Rodrigo Vivi <[email protected]>

Author: ShuichengLin

drivers/gpu/drm/xe/xe_debugfs.c

@@ -176,6 +176,7 @@ static ssize_t wedged_mode_set(struct file *f, const char __user *ubuf,
 		ret = xe_guc_ads_scheduler_policy_toggle_reset(&gt->uc.guc.ads);
 		if (ret) {
 			xe_gt_err(gt, "Failed to update GuC ADS scheduler policy. GuC may still cause engine reset even with wedged_mode=2\n");
+			xe_pm_runtime_put(xe);
 			return -EIO;
 		}
 	}