From: YueHaibing <yuehaibing@huawei.com>
Date: Fri, 14 May 2021 07:01:16 +0000 (+0800)
Subject: hv_utils: Fix passing zero to 'PTR_ERR' warning
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c6a8625fa4c6b0a97860d053271660ccedc3d1b3;p=linux.git

hv_utils: Fix passing zero to 'PTR_ERR' warning

Sparse warn this:

drivers/hv/hv_util.c:753 hv_timesync_init() warn:
 passing zero to 'PTR_ERR'

Use PTR_ERR_OR_ZERO instead of PTR_ERR to fix this.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20210514070116.16800-1-yuehaibing@huawei.com
[ wei: change %ld to %d ]
Signed-off-by: Wei Liu <wei.liu@kernel.org>
---

diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
index e4aefeb330daf..136576cba26f5 100644
--- a/drivers/hv/hv_util.c
+++ b/drivers/hv/hv_util.c
@@ -750,8 +750,8 @@ static int hv_timesync_init(struct hv_util_service *srv)
 	 */
 	hv_ptp_clock = ptp_clock_register(&ptp_hyperv_info, NULL);
 	if (IS_ERR_OR_NULL(hv_ptp_clock)) {
-		pr_err("cannot register PTP clock: %ld\n",
-		       PTR_ERR(hv_ptp_clock));
+		pr_err("cannot register PTP clock: %d\n",
+		       PTR_ERR_OR_ZERO(hv_ptp_clock));
 		hv_ptp_clock = NULL;
 	}