linux-kernel - [PATCH v2] android/ion: fix error return code in opensocket()

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Date:   Wed, 18 Nov 2020 18:47:42 +0800
From:   Wang Hai <wanghai38@...wei.com>
To:     <shuah@...nel.org>, <pintu.ping@...il.com>
CC:     <linux-kselftest@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v2] android/ion: fix error return code in opensocket()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 47a18c42d992 ("android/ion: userspace test utility for ion buffer sharing")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Wang Hai <wanghai38@...wei.com>
---
v1->v2: add missing ";"
 tools/testing/selftests/android/ion/ipcsocket.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/android/ion/ipcsocket.c b/tools/testing/selftests/android/ion/ipcsocket.c
index 7dc521002095..13b3455ba39c 100644
--- a/tools/testing/selftests/android/ion/ipcsocket.c
+++ b/tools/testing/selftests/android/ion/ipcsocket.c
@@ -28,8 +28,9 @@ int opensocket(int *sockfd, const char *name, int connecttype)
 	}
 
 	*sockfd = ret;
-	if (setsockopt(*sockfd, SOL_SOCKET, SO_REUSEADDR,
-		(char *)&temp, sizeof(int)) < 0) {
+	ret = setsockopt(*sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)&temp,
+			 sizeof(int));
+	if (ret < 0) {
 		fprintf(stderr, "<%s>: Failed setsockopt: <%s>\n",
 		__func__, strerror(errno));
 		goto err;
-- 
2.17.1