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From 46598620c18de69d9565e662a47d2615984cc49b Mon Sep 17 00:00:00 2001
From: Max Reitz <mreitz@redhat.com>
Date: Tue, 19 Nov 2019 15:29:55 +0000
Subject: [PATCH 3/8] curl: Keep *socket until the end of curl_sock_cb()
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RH-Author: Max Reitz <mreitz@redhat.com>
Message-id: <20191119153000.101646-3-mreitz@redhat.com>
Patchwork-id: 92517
O-Subject: [RHEL-8.2.0 qemu-kvm PATCH 2/7] curl: Keep *socket until the end of curl_sock_cb()
Bugzilla: 1744602
RH-Acked-by: Maxim Levitsky <mlevitsk@redhat.com>
RH-Acked-by: Philippe Mathieu-Daudé <philmd@redhat.com>
RH-Acked-by: Stefano Garzarella <sgarzare@redhat.com>

This does not really change anything, but it makes the code a bit easier
to follow once we use @socket as the opaque pointer for
aio_set_fd_handler().

Cc: qemu-stable@nongnu.org
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190910124136.10565-3-mreitz@redhat.com
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
(cherry picked from commit 007f339b1099af46a008dac438ca0943e31dba72)
Signed-off-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
---
 block/curl.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/block/curl.c b/block/curl.c
index fa602d1..b3fe09f 100644
--- a/block/curl.c
+++ b/block/curl.c
@@ -181,10 +181,6 @@ static int curl_sock_cb(CURL *curl, curl_socket_t fd, int action,
 
     QLIST_FOREACH(socket, &state->sockets, next) {
         if (socket->fd == fd) {
-            if (action == CURL_POLL_REMOVE) {
-                QLIST_REMOVE(socket, next);
-                g_free(socket);
-            }
             break;
         }
     }
@@ -194,7 +190,6 @@ static int curl_sock_cb(CURL *curl, curl_socket_t fd, int action,
         socket->state = state;
         QLIST_INSERT_HEAD(&state->sockets, socket, next);
     }
-    socket = NULL;
 
     DPRINTF("CURL (AIO): Sock action %d on fd %d\n", action, (int)fd);
     switch (action) {
@@ -216,6 +211,11 @@ static int curl_sock_cb(CURL *curl, curl_socket_t fd, int action,
             break;
     }
 
+    if (action == CURL_POLL_REMOVE) {
+        QLIST_REMOVE(socket, next);
+        g_free(socket);
+    }
+
     return 0;
 }
 
-- 
1.8.3.1