Update tcp_server_utils_posix_common with GPR_ONCE_INIT

Never initializing s_init_max_accept_queue_size could lead to undefined behavior.

Update tcp_server_utils_posix_common with GPR_ONCE_INIT
1901254b · Peter Gonda · GitHub · f787594e · 1901254b
Commit 1901254b authored 7 years ago by Peter Gonda Committed by GitHub 7 years ago
--- a/src/core/lib/iomgr/tcp_server_utils_posix_common.c
+++ b/src/core/lib/iomgr/tcp_server_utils_posix_common.c
@@ -39,7 +39,7 @@
 #define MIN_SAFE_ACCEPT_QUEUE_SIZE 100
-static gpr_once s_init_max_accept_queue_size;
+static gpr_once s_init_max_accept_queue_size = GPR_ONCE_INIT;
 static int s_max_accept_queue_size;
 /* get max listen queue size on linux */