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authorMarkus Elfring <elfring@users.sourceforge.net>2018-02-06 15:39:48 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-02-06 18:32:46 -0800
commite1d66d042187f7f18a50fab83cbc9b21b183cc7c (patch)
treebdfec353c6ea7a10ce435eb74b678eb344dafe64 /drivers/rapidio
parent93dd49afc27b72cc621b3d9c2ff86052db9c8222 (diff)
downloadlinux-e1d66d042187f7f18a50fab83cbc9b21b183cc7c.tar.gz
rapidio: adjust five function calls together with a variable assignment
checkpatch pointed information out like the following.

  ERROR: do not use assignment in if condition

Thus fix the affected source code places.

Link: http://lkml.kernel.org/r/6f5631ed-ec3e-503d-850a-ab09b5736dbe@users.sourceforge.net
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Acked-by: Alexandre Bounine <alexandre.bounine@idt.com>
Cc: Matt Porter <mporter@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rapidio')
-rw-r--r--drivers/rapidio/rio.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c
index f89085564c2c..b9dc932ce19e 100644
--- a/drivers/rapidio/rio.c
+++ b/drivers/rapidio/rio.c
@@ -252,9 +252,9 @@ int rio_request_inb_mbox(struct rio_mport *mport,
 		rio_init_mbox_res(res, mbox, mbox);
 
 		/* Make sure this mailbox isn't in use */
-		if ((rc =
-		     request_resource(&mport->riores[RIO_INB_MBOX_RESOURCE],
-				      res)) < 0) {
+		rc = request_resource(&mport->riores[RIO_INB_MBOX_RESOURCE],
+				      res);
+		if (rc < 0) {
 			kfree(res);
 			goto out;
 		}
@@ -335,9 +335,9 @@ int rio_request_outb_mbox(struct rio_mport *mport,
 		rio_init_mbox_res(res, mbox, mbox);
 
 		/* Make sure this outbound mailbox isn't in use */
-		if ((rc =
-		     request_resource(&mport->riores[RIO_OUTB_MBOX_RESOURCE],
-				      res)) < 0) {
+		rc = request_resource(&mport->riores[RIO_OUTB_MBOX_RESOURCE],
+				      res);
+		if (rc < 0) {
 			kfree(res);
 			goto out;
 		}
@@ -406,9 +406,9 @@ rio_setup_inb_dbell(struct rio_mport *mport, void *dev_id, struct resource *res,
 				  u16 info))
 {
 	int rc = 0;
-	struct rio_dbell *dbell;
+	struct rio_dbell *dbell = kmalloc(sizeof(*dbell), GFP_KERNEL);
 
-	if (!(dbell = kmalloc(sizeof(struct rio_dbell), GFP_KERNEL))) {
+	if (!dbell) {
 		rc = -ENOMEM;
 		goto out;
 	}
@@ -452,9 +452,9 @@ int rio_request_inb_dbell(struct rio_mport *mport,
 		rio_init_dbell_res(res, start, end);
 
 		/* Make sure these doorbells aren't in use */
-		if ((rc =
-		     request_resource(&mport->riores[RIO_DOORBELL_RESOURCE],
-				      res)) < 0) {
+		rc = request_resource(&mport->riores[RIO_DOORBELL_RESOURCE],
+				      res);
+		if (rc < 0) {
 			kfree(res);
 			goto out;
 		}
@@ -1411,7 +1411,9 @@ rio_mport_get_feature(struct rio_mport * port, int local, u16 destid,
 						 ext_ftr_ptr, &ftr_header);
 		if (RIO_GET_BLOCK_ID(ftr_header) == ftr)
 			return ext_ftr_ptr;
-		if (!(ext_ftr_ptr = RIO_GET_BLOCK_PTR(ftr_header)))
+
+		ext_ftr_ptr = RIO_GET_BLOCK_PTR(ftr_header);
+		if (!ext_ftr_ptr)
 			break;
 	}