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From d34f673f0d08eff0dce82db232574fe4b5e9ed95 Mon Sep 17 00:00:00 2001
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From: Richard Jones <rjones@redhat.com>
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Date: Thu, 11 Jun 2015 11:40:10 +0200
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Subject: [PATCH 10/30] curl: Remove unnecessary use of goto
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Message-id: <1434022828-13037-4-git-send-email-rjones@redhat.com>
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Patchwork-id: 65838
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O-Subject: [RHEL-7.2 qemu-kvm v3 PATCH 03/21] curl: Remove unnecessary use of goto
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Bugzilla: 1226684
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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From: Matthew Booth <mbooth@redhat.com>
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This isn't any of the usually acceptable uses of goto.
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Signed-off-by: Matthew Booth <mbooth@redhat.com>
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Tested-by: Richard W.M. Jones <rjones@redhat.com>
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Upstream-status: 9e550b326076caf4a1756b77eee95ad60b4adc27
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 block/curl.c | 55 +++++++++++++++++++++++++++----------------------------
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 1 file changed, 27 insertions(+), 28 deletions(-)
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diff --git a/block/curl.c b/block/curl.c
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index f69e337..d399e3a 100644
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--- a/block/curl.c
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+++ b/block/curl.c
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@@ -295,39 +295,38 @@ static CURLState *curl_init_state(BDRVCURLState *s)
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         }
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     } while(!state);
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-    if (state->curl)
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-        goto has_curl;
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-
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-    state->curl = curl_easy_init();
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-    if (!state->curl)
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-        return NULL;
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-    curl_easy_setopt(state->curl, CURLOPT_URL, s->url);
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-    curl_easy_setopt(state->curl, CURLOPT_TIMEOUT, 5);
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-    curl_easy_setopt(state->curl, CURLOPT_WRITEFUNCTION, (void *)curl_read_cb);
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-    curl_easy_setopt(state->curl, CURLOPT_WRITEDATA, (void *)state);
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-    curl_easy_setopt(state->curl, CURLOPT_PRIVATE, (void *)state);
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-    curl_easy_setopt(state->curl, CURLOPT_AUTOREFERER, 1);
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-    curl_easy_setopt(state->curl, CURLOPT_FOLLOWLOCATION, 1);
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-    curl_easy_setopt(state->curl, CURLOPT_NOSIGNAL, 1);
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-    curl_easy_setopt(state->curl, CURLOPT_ERRORBUFFER, state->errmsg);
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-    curl_easy_setopt(state->curl, CURLOPT_FAILONERROR, 1);
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-
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-    /* Restrict supported protocols to avoid security issues in the more
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-     * obscure protocols.  For example, do not allow POP3/SMTP/IMAP see
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-     * CVE-2013-0249.
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-     *
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-     * Restricting protocols is only supported from 7.19.4 upwards.
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-     */
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+    if (!state->curl) {
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+        state->curl = curl_easy_init();
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+        if (!state->curl) {
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+            return NULL;
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+        }
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+        curl_easy_setopt(state->curl, CURLOPT_URL, s->url);
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+        curl_easy_setopt(state->curl, CURLOPT_TIMEOUT, 5);
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+        curl_easy_setopt(state->curl, CURLOPT_WRITEFUNCTION,
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+                         (void *)curl_read_cb);
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+        curl_easy_setopt(state->curl, CURLOPT_WRITEDATA, (void *)state);
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+        curl_easy_setopt(state->curl, CURLOPT_PRIVATE, (void *)state);
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+        curl_easy_setopt(state->curl, CURLOPT_AUTOREFERER, 1);
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+        curl_easy_setopt(state->curl, CURLOPT_FOLLOWLOCATION, 1);
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+        curl_easy_setopt(state->curl, CURLOPT_NOSIGNAL, 1);
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+        curl_easy_setopt(state->curl, CURLOPT_ERRORBUFFER, state->errmsg);
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+        curl_easy_setopt(state->curl, CURLOPT_FAILONERROR, 1);
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+
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+        /* Restrict supported protocols to avoid security issues in the more
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+         * obscure protocols.  For example, do not allow POP3/SMTP/IMAP see
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+         * CVE-2013-0249.
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+         *
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+         * Restricting protocols is only supported from 7.19.4 upwards.
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+         */
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 #if LIBCURL_VERSION_NUM >= 0x071304
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-    curl_easy_setopt(state->curl, CURLOPT_PROTOCOLS, PROTOCOLS);
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-    curl_easy_setopt(state->curl, CURLOPT_REDIR_PROTOCOLS, PROTOCOLS);
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+        curl_easy_setopt(state->curl, CURLOPT_PROTOCOLS, PROTOCOLS);
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+        curl_easy_setopt(state->curl, CURLOPT_REDIR_PROTOCOLS, PROTOCOLS);
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 #endif
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 #ifdef DEBUG_VERBOSE
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-    curl_easy_setopt(state->curl, CURLOPT_VERBOSE, 1);
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+        curl_easy_setopt(state->curl, CURLOPT_VERBOSE, 1);
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 #endif
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-
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-has_curl:
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+    }
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     state->s = s;
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-- 
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1.8.3.1
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