From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
In case of error, the function device_create() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/crypto/qat/qat_common/adf_ctl_drv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/qat/qat_common/adf_ctl_drv.c b/drivers/crypto/qat/qat_common/adf_ctl_drv.c
index d97069b..6f7816e 100644
--- a/drivers/crypto/qat/qat_common/adf_ctl_drv.c
+++ b/drivers/crypto/qat/qat_common/adf_ctl_drv.c
@@ -111,7 +111,7 @@ static int adf_chr_drv_create(void)
drv_device = device_create(adt_ctl_drv.drv_class, NULL,
MKDEV(adt_ctl_drv.major, 0),
NULL, DEVICE_NAME);
- if (!drv_device) {
+ if (IS_ERR(drv_device)) {
pr_err("QAT: failed to create device\n");
goto err_cdev_del;
}
--
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