linux-kernel - [PATCH] macintosh: via-cuda: Fix warning comparing pointer to 0

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Date:   Thu, 17 Mar 2022 10:40:37 +0800
From:   Haowen Bai <baihaowen@...zu.com>
To:     <benh@...nel.crashing.org>, <masahiroy@...nel.org>,
        <adobriyan@...il.com>
CC:     <linuxppc-dev@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>,
        "Haowen Bai" <baihaowen@...zu.com>
Subject: [PATCH] macintosh: via-cuda: Fix warning comparing pointer to 0

Avoid pointer type value compared with 0 to make code clear.

Signed-off-by: Haowen Bai <baihaowen@...zu.com>
---
 drivers/macintosh/via-cuda.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/macintosh/via-cuda.c b/drivers/macintosh/via-cuda.c
index cd267392..05a3cd9 100644
--- a/drivers/macintosh/via-cuda.c
+++ b/drivers/macintosh/via-cuda.c
@@ -236,10 +236,10 @@ int __init find_via_cuda(void)
     const u32 *reg;
     int err;
 
-    if (vias != 0)
+    if (vias)
 	return 1;
     vias = of_find_node_by_name(NULL, "via-cuda");
-    if (vias == 0)
+    if (!vias)
 	return 0;
 
     reg = of_get_property(vias, "reg", NULL);
@@ -517,7 +517,7 @@ cuda_write(struct adb_request *req)
     req->reply_len = 0;
 
     spin_lock_irqsave(&cuda_lock, flags);
-    if (current_req != 0) {
+    if (current_req) {
 	last_req->next = req;
 	last_req = req;
     } else {
-- 
2.7.4