All of lore.kernel.org
 help / color / mirror / Atom feed
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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1431432187-10993-6-git-send-email-armbru@redhat.com \
    --to=armbru@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=stefanha@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.