Commit 0548745f authored May 07, 2020 by Tang Bin Committed by Greg Kroah-Hartman May 15, 2020

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 <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Link: https://lore.kernel.org/r/20200507111224.4176-1-tangbin@cmss.chinamobile.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent cafa1a5b

drivers/dca/dca-sysfs.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -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)

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