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-rw-r--r--tools/hv/hv_vss_daemon.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/hv/hv_vss_daemon.c b/tools/hv/hv_vss_daemon.c
index 5febe3542f79..826d499dc354 100644
--- a/tools/hv/hv_vss_daemon.c
+++ b/tools/hv/hv_vss_daemon.c
@@ -173,7 +173,11 @@ int main(void)
exit(EXIT_FAILURE);
}
nl_group = CN_VSS_IDX;
- setsockopt(fd, SOL_NETLINK, NETLINK_ADD_MEMBERSHIP, &nl_group, sizeof(nl_group));
+ if (setsockopt(fd, SOL_NETLINK, NETLINK_ADD_MEMBERSHIP, &nl_group, sizeof(nl_group)) < 0) {
+ syslog(LOG_ERR, "setsockopt failed; error:%d %s", errno, strerror(errno));
+ close(fd);
+ exit(EXIT_FAILURE);
+ }
/*
* Register ourselves with the kernel.
*/

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