Merge tag 'net-pull-request' of https://github.com/jasowang/qemu into staging

# -----BEGIN PGP SIGNATURE-----
# Version: GnuPG v1
#
# iQEcBAABAgAGBQJkp86uAAoJEO8Ells5jWIRX00H/1T20eOfMZ+8ZyO32P1DBl5U
# ZQNl5/rcg5cqjatragwagAHGYzmoegJlY3/JbWju09SPtsgbMT/nQI6EFDfpTHb6
# 9HB2h+43eHq+OBpmPPsmqVRzjuNi9lUmJ20We4aqJe/VM4/DHMtKW3EXGmORb7cF
# wjazN5FVn+YQHgA+pckQ79k6h/lJhtLv+MuainS12o8yyCO8OyqP6Bm4lYPbBNpb
# Im3HXiv05gFuS2P4lD8ZvjcdWalHDzDZW4RzKHlpcic0GBN/rcU3FDqGeOIP8qWL
# oxokpjd2QmW1rX/TwaweiObEjo/3n7ymRu5PofE3T7e+gnAVfAyqDxrgAU6fMjA=
# =CGHw
# -----END PGP SIGNATURE-----
# gpg: Signature made Fri 07 Jul 2023 09:37:02 AM BST
# gpg:                using RSA key EF04965B398D6211
# gpg: Good signature from "Jason Wang (Jason Wang on RedHat) <jasowang@redhat.com>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 215D 46F4 8246 689E C77F  3562 EF04 965B 398D 6211

* tag 'net-pull-request' of https://github.com/jasowang/qemu:
  igb: Remove obsolete workaround for Windows
  e1000e: Add ICR clearing by corresponding IMS bit
  net: socket: remove net_init_socket()
  net: socket: move fd type checking to its own function
  net: socket: prepare to cleanup net_init_socket()
  hw/net: ftgmac100: Drop the small packet check in the receive path
  hw/net: sunhme: Remove the logic of padding short frames in the receive path
  hw/net: sungem: Remove the logic of padding short frames in the receive path
  hw/net: rtl8139: Remove the logic of padding short frames in the receive path
  hw/net: pcnet: Remove the logic of padding short frames in the receive path
  hw/net: ne2000: Remove the logic of padding short frames in the receive path
  hw/net: i82596: Remove the logic of padding short frames in the receive path
  hw/net: vmxnet3: Remove the logic of padding short frames in the receive path
  hw/net: e1000: Remove the logic of padding short frames in the receive path
  virtio-net: correctly report maximum tx_queue_size value

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 28 insertions, 25 deletions

diff --git a/net/socket.c b/net/socket.c
index ba6e5b0b00..8e3702e1f3 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -446,31 +446,21 @@ static NetSocketState *net_socket_fd_init_stream(NetClientState *peer,
     return s;
 }
 
-static NetSocketState *net_socket_fd_init(NetClientState *peer,
-                                          const char *model, const char *name,
-                                          int fd, int is_connected,
-                                          const char *mc, Error **errp)
+static int net_socket_fd_check(int fd, Error **errp)
 {
-    int so_type = -1, optlen=sizeof(so_type);
+    int so_type, optlen = sizeof(so_type);
 
-    if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type,
-        (socklen_t *)&optlen)< 0) {
+    if (getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type,
+        (socklen_t *)&optlen) < 0) {
         error_setg(errp, "can't get socket option SO_TYPE");
-        close(fd);
-        return NULL;
+        return -1;
     }
-    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);
-    default:
+    if (so_type != SOCK_DGRAM && so_type != SOCK_STREAM) {
         error_setg(errp, "socket type=%d for fd=%d must be either"
                    " SOCK_DGRAM or SOCK_STREAM", so_type, fd);
-        close(fd);
+        return -1;
     }
-    return NULL;
+    return so_type;
 }
 
 static void net_socket_accept(void *opaque)
@@ -587,7 +577,7 @@ static int net_socket_connect_init(NetClientState *peer,
             break;
         }
     }
-    s = net_socket_fd_init(peer, model, name, fd, connected, NULL, errp);
+    s = net_socket_fd_init_stream(peer, model, name, fd, connected);
     if (!s) {
         return -1;
     }
@@ -629,7 +619,7 @@ static int net_socket_mcast_init(NetClientState *peer,
         return -1;
     }
 
-    s = net_socket_fd_init(peer, model, name, fd, 0, NULL, errp);
+    s = net_socket_fd_init_dgram(peer, model, name, fd, 0, NULL, errp);
     if (!s) {
         return -1;
     }
@@ -683,7 +673,7 @@ static int net_socket_udp_init(NetClientState *peer,
     }
     qemu_socket_set_nonblock(fd);
 
-    s = net_socket_fd_init(peer, model, name, fd, 0, NULL, errp);
+    s = net_socket_fd_init_dgram(peer, model, name, fd, 0, NULL, errp);
     if (!s) {
         return -1;
     }
@@ -716,21 +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;
     }