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From: Markus Armbruster <armbru@redhat.com>
To: qemu-devel@nongnu.org
Cc: stefanha@redhat.com
Subject: [Qemu-devel] [PATCH 05/15] tap: net_tap_fd_init() can't fail, drop dead error handling
Date: Tue, 12 May 2015 14:02:57 +0200	[thread overview]
Message-ID: <1431432187-10993-6-git-send-email-armbru@redhat.com> (raw)
In-Reply-To: <1431432187-10993-1-git-send-email-armbru@redhat.com>

Signed-off-by: Markus Armbruster <armbru@redhat.com>
---
 net/tap.c | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/net/tap.c b/net/tap.c
index 8f06cb7..adb1022 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -536,7 +536,6 @@ int net_init_bridge(const NetClientOptions *opts, const char *name,
     /* FIXME error_setg(errp, ...) on failure */
     const NetdevBridgeOptions *bridge;
     const char *helper, *br;
-
     TAPState *s;
     int fd, vnet_hdr;
 
@@ -552,14 +551,8 @@ int net_init_bridge(const NetClientOptions *opts, const char *name,
     }
 
     fcntl(fd, F_SETFL, O_NONBLOCK);
-
     vnet_hdr = tap_probe_vnet_hdr(fd);
-
     s = net_tap_fd_init(peer, "bridge", name, fd, vnet_hdr);
-    if (!s) {
-        close(fd);
-        return -1;
-    }
 
     snprintf(s->nc.info_str, sizeof(s->nc.info_str), "helper=%s,br=%s", helper,
              br);
@@ -607,14 +600,9 @@ static int net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
                             int vnet_hdr, int fd)
 {
     Error *err = NULL;
-    TAPState *s;
+    TAPState *s = net_tap_fd_init(peer, model, name, fd, vnet_hdr);
     int vhostfd;
 
-    s = net_tap_fd_init(peer, model, name, fd, vnet_hdr);
-    if (!s) {
-        return -1;
-    }
-
     if (tap_set_sndbuf(s->fd, tap) < 0) {
         return -1;
     }
-- 
1.9.3

  parent reply	other threads:[~2015-05-12 12:03 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-12 12:02 [Qemu-devel] [PATCH 00/15] net: Improve error reporting Markus Armbruster
2015-05-12 12:02 ` [Qemu-devel] [PATCH 01/15] net: Improve error message for -net hubport a bit Markus Armbruster
2015-05-14 15:13   ` Eric Blake
2015-05-12 12:02 ` [Qemu-devel] [PATCH 02/15] net: Permit incremental conversion of init functions to Error Markus Armbruster
2015-05-14 15:45   ` Eric Blake
2015-05-12 12:02 ` [Qemu-devel] [PATCH 03/15] net: Improve -net nic error reporting Markus Armbruster
2015-05-14 16:07   ` Eric Blake
2015-05-15  8:38     ` Markus Armbruster
2015-05-12 12:02 ` [Qemu-devel] [PATCH 04/15] net/dump: Improve -net/host_net_add dump " Markus Armbruster
2015-05-14 16:37   ` Eric Blake
2015-05-12 12:02 ` Markus Armbruster [this message]
2015-05-14 16:48   ` [Qemu-devel] [PATCH 05/15] tap: net_tap_fd_init() can't fail, drop dead error handling Eric Blake
2015-05-15  8:42     ` Markus Armbruster
2015-05-12 12:02 ` [Qemu-devel] [PATCH 06/15] tap: Improve -netdev/netdev_add/-net/... bridge error reporting Markus Armbruster
2015-05-14 16:56   ` Eric Blake
2015-05-12 12:02 ` [Qemu-devel] [PATCH 07/15] tap: Convert tap_set_sndbuf() to Error Markus Armbruster
2015-05-14 17:02   ` Eric Blake
2015-05-12 12:03 ` [Qemu-devel] [PATCH 08/15] tap: Convert net_init_tap_one() " Markus Armbruster
2015-05-14 17:04   ` Eric Blake
2015-05-12 12:03 ` [Qemu-devel] [PATCH 09/15] tap: Convert launch_script() " Markus Armbruster
2015-05-14 20:21   ` Eric Blake
2015-05-12 12:03 ` [Qemu-devel] [PATCH 10/15] tap: Permit incremental conversion of tap_open() " Markus Armbruster
2015-05-14 21:49   ` Eric Blake
2015-05-12 12:03 ` [Qemu-devel] [PATCH 11/15] tap-linux: Convert " Markus Armbruster
2015-05-14 21:52   ` Eric Blake
2015-05-12 12:03 ` [Qemu-devel] [PATCH 12/15] tap-bsd: " Markus Armbruster
2015-05-14 21:55   ` Eric Blake
2015-05-15  8:44     ` Markus Armbruster
2015-05-12 12:03 ` [Qemu-devel] [PATCH 13/15] tap-solaris: " Markus Armbruster
2015-05-14 22:00   ` Eric Blake
2015-05-15  8:48     ` Markus Armbruster
2015-05-12 12:03 ` [Qemu-devel] [PATCH 14/15] tap: Finish conversion of " Markus Armbruster
2015-05-14 22:01   ` Eric Blake
2015-05-12 12:03 ` [Qemu-devel] [PATCH 15/15] tap: Improve -netdev/netdev_add/-net/... tap error reporting Markus Armbruster
2015-05-14 22:24   ` Eric Blake
2015-05-15  8:49     ` Markus Armbruster

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