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authorTang Bin <tangbin@cmss.chinamobile.com>2020-05-07 19:12:24 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-05-15 16:25:20 +0200
commit0548745fa335a4665b039b9fd8e121339932c24b (patch)
tree26e56ce9bf4f0060d3075e74766d606af7554fe1 /drivers/dca
parentcafa1a5b220a22ae0066e2a1da81065bdbb87e45 (diff)
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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>
Diffstat (limited to 'drivers/dca')
-rw-r--r--drivers/dca/dca-sysfs.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/dca/dca-sysfs.c b/drivers/dca/dca-sysfs.c
index eb25627b059d..21ebd0af268b 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)