sbp-target: fix return value check in sbp_register_configfs()

In case of error, the function target_fabric_configfs_init() returns
ERR_PTR() not NULL pointer. The NULL test in the return value check
should be replaced with IS_ERR().

dpatch engine is used to auto generated this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/target/sbp/sbp_target.c b/drivers/target/sbp/sbp_target.c
index 0ce44cd3488e..0d6d7c1f025e 100644
--- a/drivers/target/sbp/sbp_target.c
+++ b/drivers/target/sbp/sbp_target.c
@@ -2543,9 +2543,9 @@ static int sbp_register_configfs(void)
         int ret;
 
         fabric = target_fabric_configfs_init(THIS_MODULE, "sbp");
-        if (!fabric) {
+        if (IS_ERR(fabric)) {
                 pr_err("target_fabric_configfs_init() failed\n");
-                return -ENOMEM;
+                return PTR_ERR(fabric);
         }
 
         fabric->tf_ops = sbp_ops;