linux-kernel - [PATCH 12/13] staging: lustre: fix all conditional comparison to zero for kernelcomm.c

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Date:	Wed, 23 Dec 2015 16:24:51 -0500
From:	James Simmons <jsimmons@...radead.org>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devel@...verdev.osuosl.org, Oleg Drokin <oleg.drokin@...el.com>,
	Andreas Dilger <andreas.dilger@...el.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	lustre-devel@...ts.lustre.org,
	James Simmons <jsimmons@...radead.org>
Subject: [PATCH 12/13] staging: lustre: fix all conditional comparison to zero for kernelcomm.c

Doing if (rc != 0) or if (rc == 0) is bad form. This patch corrects
kernelcomm.c to behavior according to kernel coding standards.

Signed-off-by: James Simmons <jsimmons@...radead.org>
---
 .../staging/lustre/lustre/obdclass/kernelcomm.c    |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/lustre/lustre/obdclass/kernelcomm.c b/drivers/staging/lustre/lustre/obdclass/kernelcomm.c
index 281cfd6..285fee0 100644
--- a/drivers/staging/lustre/lustre/obdclass/kernelcomm.c
+++ b/drivers/staging/lustre/lustre/obdclass/kernelcomm.c
@@ -154,7 +154,7 @@ int libcfs_kkuc_group_rem(int uid, unsigned int group)
 	if (!kkuc_groups[group].next)
 		return 0;
 
-	if (uid == 0) {
+	if (!uid) {
 		/* Broadcast a shutdown message */
 		struct kuc_hdr lh;
 
@@ -167,7 +167,7 @@ int libcfs_kkuc_group_rem(int uid, unsigned int group)
 
 	down_write(&kg_sem);
 	list_for_each_entry_safe(reg, next, &kkuc_groups[group], kr_chain) {
-		if ((uid == 0) || (uid == reg->kr_uid)) {
+		if (!uid || (uid == reg->kr_uid)) {
 			list_del(&reg->kr_chain);
 			CDEBUG(D_KUC, "Removed uid=%d fp=%p from group %d\n",
 			       reg->kr_uid, reg->kr_fp, group);
@@ -192,7 +192,7 @@ int libcfs_kkuc_group_put(unsigned int group, void *payload)
 	list_for_each_entry(reg, &kkuc_groups[group], kr_chain) {
 		if (reg->kr_fp) {
 			rc = libcfs_kkuc_msg_put(reg->kr_fp, payload);
-			if (rc == 0) {
+			if (!rc) {
 				one_success = 1;
 			} else if (rc == -EPIPE) {
 				fput(reg->kr_fp);
-- 
1.7.1

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