[PATCH AUTOSEL 5.13 06/59] hv_utils: Fix passing zero to 'PTR_ERR' warning
From: Sasha Levin <sashal@kernel.org>
Date: 2021-07-05 15:28:31
Also in:
lkml, stable
Subsystem:
hyper-v/azure core and drivers, the rest · Maintainers:
"K. Y. Srinivasan", Haiyang Zhang, Wei Liu, Dexuan Cui, Long Li, Linus Torvalds
From: YueHaibing <redacted> [ Upstream commit c6a8625fa4c6b0a97860d053271660ccedc3d1b3 ] 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 <redacted> Link: https://lore.kernel.org/r/20210514070116.16800-1-yuehaibing@huawei.com (local) [ wei: change %ld to %d ] Signed-off-by: Wei Liu <wei.liu@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/hv/hv_util.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
index e4aefeb330da..136576cba26f 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; }
--
2.30.2