Merge remote-tracking branch 'remotes/jasowang/tags/net-pull-request'…

… into staging

# gpg: Signature made Tue 19 Jul 2016 03:33:40 BST
# gpg:                using RSA key 0xEF04965B398D6211
# gpg: Good signature from "Jason Wang (Jason Wang on RedHat) <jasowang@redhat.com>"
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg:          It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 215D 46F4 8246 689E C77F  3562 EF04 965B 398D 6211

* remotes/jasowang/tags/net-pull-request:
  e1000e: fix building without CONFIG_VMXNET3_PCI
  MAINTAINERS: release Scott from being a rocker maintainer
  tap: fix memory leak on failure to create a multiqueue tap device
  net: fix incorrect argument to iov_to_buf
  net: fix incorrect access to pointer
  e1000e: fix incorrect access to pointer

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

MAINTAINERS

@@ -971,7 +971,6 @@ F: hw/net/vmxnet*
 F: hw/scsi/vmw_pvscsi*
 
 Rocker
-M: Scott Feldman <sfeldma@gmail.com>
 M: Jiri Pirko <jiri@resnulli.us>
 S: Maintained
 F: hw/net/rocker/

hw/net/Makefile.objs

@@ -7,6 +7,7 @@ common-obj-$(CONFIG_EEPRO100_PCI) += eepro100.o
 common-obj-$(CONFIG_PCNET_PCI) += pcnet-pci.o
 common-obj-$(CONFIG_PCNET_COMMON) += pcnet.o
 common-obj-$(CONFIG_E1000_PCI) += e1000.o e1000x_common.o
+common-obj-$(CONFIG_E1000E_PCI) += net_tx_pkt.o net_rx_pkt.o
 common-obj-$(CONFIG_E1000E_PCI) += e1000e.o e1000e_core.o e1000x_common.o
 common-obj-$(CONFIG_RTL8139_PCI) += rtl8139.o
 common-obj-$(CONFIG_VMXNET3_PCI) += net_tx_pkt.o net_rx_pkt.o

hw/net/e1000e_core.c

@@ -281,7 +281,7 @@ e1000e_intrmgr_delay_rx_causes(E1000ECore *core, uint32_t *causes)
 
     /* Check if delayed RX interrupts disabled by client
        or if there are causes that cannot be delayed */
-    if ((rdtr == 0) || (causes != 0)) {
+    if ((rdtr == 0) || (*causes != 0)) {
         return false;
     }
 
@@ -322,7 +322,7 @@ e1000e_intrmgr_delay_tx_causes(E1000ECore *core, uint32_t *causes)
     *causes &= ~delayable_causes;
 
     /* If there are causes that cannot be delayed */
-    if (causes != 0) {
+    if (*causes != 0) {
         return false;
     }
 

net/eth.c

@@ -211,7 +211,7 @@ void eth_get_protocols(const struct iovec *iov, int iovcnt,
                                      *l4hdr_off, sizeof(l4hdr_info->hdr.tcp),
                                      &l4hdr_info->hdr.tcp);
 
-            if (istcp) {
+            if (*istcp) {
                 *l5hdr_off = *l4hdr_off +
                     TCP_HEADER_DATA_OFFSET(&l4hdr_info->hdr.tcp);
 
@@ -418,7 +418,7 @@ _eth_get_rss_ex_dst_addr(const struct iovec *pkt, int pkt_frags,
 
         bytes_read = iov_to_buf(pkt, pkt_frags,
                                 rthdr_offset + sizeof(*ext_hdr),
-                                dst_addr, sizeof(dst_addr));
+                                dst_addr, sizeof(*dst_addr));
 
         return bytes_read == sizeof(dst_addr);
     }
@@ -467,7 +467,7 @@ _eth_get_rss_ex_src_addr(const struct iovec *pkt, int pkt_frags,
 
             bytes_read = iov_to_buf(pkt, pkt_frags,
                                     opt_offset + sizeof(opthdr),
-                                    src_addr, sizeof(src_addr));
+                                    src_addr, sizeof(*src_addr));
 
             return bytes_read == sizeof(src_addr);
         }

net/tap.c

@@ -787,8 +787,8 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
             return -1;
         }
     } else if (tap->has_fds) {
-        char **fds = g_new(char *, MAX_TAP_QUEUES);
-        char **vhost_fds = g_new(char *, MAX_TAP_QUEUES);
+        char **fds = g_new0(char *, MAX_TAP_QUEUES);
+        char **vhost_fds = g_new0(char *, MAX_TAP_QUEUES);
         int nfds, nvhosts;
 
         if (tap->has_ifname || tap->has_script || tap->has_downscript ||
@@ -806,15 +806,15 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
             if (nfds != nvhosts) {
                 error_setg(errp, "The number of fds passed does not match "
                            "the number of vhostfds passed");
-                return -1;
+                goto free_fail;
             }
         }
 
         for (i = 0; i < nfds; i++) {
             fd = monitor_fd_param(cur_mon, fds[i], &err);
             if (fd == -1) {
                 error_propagate(errp, err);
-                return -1;
+                goto free_fail;
             }
 
             fcntl(fd, F_SETFL, O_NONBLOCK);
@@ -824,7 +824,7 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
             } else if (vnet_hdr != tap_probe_vnet_hdr(fd)) {
                 error_setg(errp,
                            "vnet_hdr not consistent across given tap fds");
-                return -1;
+                goto free_fail;
             }
 
             net_init_tap_one(tap, peer, "tap", name, ifname,
@@ -833,11 +833,21 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
                              vnet_hdr, fd, &err);
             if (err) {
                 error_propagate(errp, err);
-                return -1;
+                goto free_fail;
             }
         }
         g_free(fds);
         g_free(vhost_fds);
+        return 0;
+
+free_fail:
+        for (i = 0; i < nfds; i++) {
+            g_free(fds[i]);
+            g_free(vhost_fds[i]);
+        }
+        g_free(fds);
+        g_free(vhost_fds);
+        return -1;
     } else if (tap->has_helper) {
         if (tap->has_ifname || tap->has_script || tap->has_downscript ||
             tap->has_vnet_hdr || tap->has_queues || tap->has_vhostfds) {