From: Tang Bin Date: Thu, 7 May 2020 11:12:24 +0000 (+0800) Subject: dca: Use PTR_ERR_OR_ZERO() to simplify code X-Git-Tag: v5.10.7~2408^2~76 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0548745fa335a4665b039b9fd8e121339932c24b;p=platform%2Fkernel%2Flinux-rpi.git dca: Use PTR_ERR_OR_ZERO() to simplify code The function PTR_ERR_OR_ZERO() contains the check of IS_ERR() and the return of PTR_ERR() or zero. Signed-off-by: Zhang Shengju Signed-off-by: Tang Bin Link: https://lore.kernel.org/r/20200507111224.4176-1-tangbin@cmss.chinamobile.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/dca/dca-sysfs.c b/drivers/dca/dca-sysfs.c index eb25627..21ebd0a 100644 --- a/drivers/dca/dca-sysfs.c +++ b/drivers/dca/dca-sysfs.c @@ -24,9 +24,7 @@ int dca_sysfs_add_req(struct dca_provider *dca, struct device *dev, int slot) cd = device_create(dca_class, dca->cd, MKDEV(0, slot + 1), NULL, "requester%d", req_count++); - if (IS_ERR(cd)) - return PTR_ERR(cd); - return 0; + return PTR_ERR_OR_ZERO(cd); } void dca_sysfs_remove_req(struct dca_provider *dca, int slot)