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[4/6] fsdev/virtfs-proxy-helper: Fix improper use of negative value

Message ID 1426500583-15712-5-git-send-email-aneesh.kumar@linux.vnet.ibm.com
State New
Headers show

Commit Message

Aneesh Kumar K.V March 16, 2015, 10:09 a.m. UTC 
From: Shannon Zhao <zhaoshenglong@huawei.com>

It's detected by coverity. Check the return value of proxy_marshal.

Signed-off-by: Shannon Zhao <zhaoshenglong@huawei.com>
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
 fsdev/virtfs-proxy-helper.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/fsdev/virtfs-proxy-helper.c b/fsdev/virtfs-proxy-helper.c
index c1da2d78e78b..bf2e5f333121 100644
--- a/fsdev/virtfs-proxy-helper.c
+++ b/fsdev/virtfs-proxy-helper.c
@@ -262,6 +262,9 @@  static int send_status(int sockfd, struct iovec *iovec, int status)
      */
     msg_size = proxy_marshal(iovec, 0, "ddd", header.type,
                              header.size, status);
+    if (msg_size < 0) {
+        return msg_size;
+    }
     retval = socket_write(sockfd, iovec->iov_base, msg_size);
     if (retval < 0) {
         return retval;