[patch] target: blk_make_request() returns an ERR_PTR()

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

The check is wrong here because blk_make_request() returns an
ERR_PTR() and it doesn't return NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index b452efe..ed32e1e 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -1092,7 +1092,7 @@ static int pscsi_do_task(struct se_task *task)
 
 		req = blk_make_request(pdv->pdv_sd->request_queue, hbio,
 				       GFP_KERNEL);
-		if (!req) {
+		if (IS_ERR(req)) {
 			pr_err("pSCSI: blk_make_request() failed\n");
 			goto fail;
 		}
--
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