[qemu-xen staging-4.13] curl: Keep *socket until the end of curl_sock_cb()

[patchbot@xxxxxxx]

commit 78ea94e389b2d503ae9a3023759050fd8072e581
Author:     Max Reitz <mreitz@xxxxxxxxxx>
AuthorDate: Tue Sep 10 14:41:31 2019 +0200
Commit:     Michael Roth <mdroth@xxxxxxxxxxxxxxxxxx>
CommitDate: Wed Oct 30 11:34:26 2019 -0500

    curl: Keep *socket until the end of curl_sock_cb()
    
    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@xxxxxxxxxx
    Signed-off-by: Max Reitz <mreitz@xxxxxxxxxx>
    Message-id: 20190910124136.10565-3-mreitz@xxxxxxxxxx
    Reviewed-by: Maxim Levitsky <mlevitsk@xxxxxxxxxx>
    Reviewed-by: John Snow <jsnow@xxxxxxxxxx>
    Signed-off-by: Max Reitz <mreitz@xxxxxxxxxx>
    (cherry picked from commit 007f339b1099af46a008dac438ca0943e31dba72)
    Signed-off-by: Michael Roth <mdroth@xxxxxxxxxxxxxxxxxx>
---
 block/curl.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/block/curl.c b/block/curl.c
index 92dc2f630e..95d7b77dc0 100644
--- a/block/curl.c
+++ b/block/curl.c
@@ -172,10 +172,6 @@ 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;
         }
     }
@@ -185,7 +181,6 @@ 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;
 
     trace_curl_sock_cb(action, (int)fd);
     switch (action) {
@@ -207,6 +202,11 @@ 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;
 }
 
--
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