diff mbox series

[PULL,13/15] net: socket: remove net_init_socket()

Message ID 20230707090628.2210346-14-jasowang@redhat.com (mailing list archive)
State New, archived
Headers show
Series [PULL,01/15] virtio-net: correctly report maximum tx_queue_size value | expand

Commit Message

Jason Wang July 7, 2023, 9:06 a.m. UTC
From: Laurent Vivier <lvivier@redhat.com>

Move the file descriptor type checking before doing anything with it.
If it's not usable, don't close it as it could be in use by another
part of QEMU, only fail and report an error.

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 net/socket.c | 43 +++++++++++++++++--------------------------
 1 file changed, 17 insertions(+), 26 deletions(-)
diff mbox series

Patch

diff --git a/net/socket.c b/net/socket.c
index 6b1f0fe..8e3702e 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -463,28 +463,6 @@  static int net_socket_fd_check(int fd, Error **errp)
     return so_type;
 }
 
-static NetSocketState *net_socket_fd_init(NetClientState *peer,
-                                          const char *model, const char *name,
-                                          int fd, int is_connected,
-                                          const char *mc, Error **errp)
-{
-    int so_type;
-
-    so_type = net_socket_fd_check(fd, errp);
-    if (so_type < 0) {
-        close(fd);
-        return NULL;
-    }
-    switch(so_type) {
-    case SOCK_DGRAM:
-        return net_socket_fd_init_dgram(peer, model, name, fd, is_connected,
-                                        mc, errp);
-    case SOCK_STREAM:
-        return net_socket_fd_init_stream(peer, model, name, fd, is_connected);
-    }
-    return NULL;
-}
-
 static void net_socket_accept(void *opaque)
 {
     NetSocketState *s = opaque;
@@ -728,21 +706,34 @@  int net_init_socket(const Netdev *netdev, const char *name,
     }
 
     if (sock->fd) {
-        int fd, ret;
+        int fd, ret, so_type;
 
         fd = monitor_fd_param(monitor_cur(), sock->fd, errp);
         if (fd == -1) {
             return -1;
         }
+        so_type = net_socket_fd_check(fd, errp);
+        if (so_type < 0) {
+            return -1;
+        }
         ret = qemu_socket_try_set_nonblock(fd);
         if (ret < 0) {
             error_setg_errno(errp, -ret, "%s: Can't use file descriptor %d",
                              name, fd);
             return -1;
         }
-        if (!net_socket_fd_init(peer, "socket", name, fd, 1, sock->mcast,
-                                errp)) {
-            return -1;
+        switch (so_type) {
+        case SOCK_DGRAM:
+            if (!net_socket_fd_init_dgram(peer, "socket", name, fd, 1,
+                                          sock->mcast, errp)) {
+                return -1;
+            }
+            break;
+        case SOCK_STREAM:
+            if (!net_socket_fd_init_stream(peer, "socket", name, fd, 1)) {
+                return -1;
+            }
+            break;
         }
         return 0;
     }