fix some more O_CLOEXEC/SOCK_CLOEXEC issues

[musl] / src / network / __dns.c

diff --git a/src/network/__dns.c b/src/network/__dns.c
index 1464513..372a587 100644 (file)
--- a/src/network/__dns.c
+++ b/src/network/__dns.c
@@ -91,7 +91,7 @@ int __dns_doqueries(unsigned char *dest, const char *name, int *rr, int rrcnt)
 
        /* Get local address and open/bind a socket */
        sa.sin.sin_family = family;
-       fd = socket(family, SOCK_DGRAM, 0);
+       fd = socket(family, SOCK_DGRAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0);
 
        pthread_cleanup_push(cleanup, (void *)(intptr_t)fd);
        pthread_setcancelstate(cs, 0);
@@ -100,8 +100,6 @@ int __dns_doqueries(unsigned char *dest, const char *name, int *rr, int rrcnt)
                errcode = EAI_SYSTEM;
                goto out;
        }
-       /* Nonblocking to work around Linux UDP select bug */
-       fcntl(fd, F_SETFL, fcntl(fd, F_GETFL, 0) | O_NONBLOCK);
 
        pfd.fd = fd;
        pfd.events = POLLIN;