Blame SOURCES/kvm-curl-Fix-return-from-curl_read_cb-with-invalid-state.patch

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From 331b54ab7f261fd24844f7345aaaad03ef474e7e 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 11:40:11 +0200
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Subject: [PATCH 11/30] curl: Fix return from curl_read_cb with invalid state
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Message-id: <1434022828-13037-5-git-send-email-rjones@redhat.com>
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Patchwork-id: 65839
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O-Subject: [RHEL-7.2 qemu-kvm v3 PATCH 04/21] curl: Fix return from curl_read_cb with invalid state
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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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A curl write callback is supposed to return the number of bytes it
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handled.  curl_read_cb would have erroneously reported it had handled
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all bytes in the event that the internal curl state was invalid.
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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: 38bbc0a580f9f10570b1d1b5d3e92f0e6feb2970
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 block/curl.c | 3 +--
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 1 file changed, 1 insertion(+), 2 deletions(-)
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diff --git a/block/curl.c b/block/curl.c
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index d399e3a..8c707e1 100644
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--- a/block/curl.c
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+++ b/block/curl.c
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@@ -132,7 +132,7 @@ static size_t curl_read_cb(void *ptr, size_t size, size_t nmemb, void *opaque)
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     DPRINTF("CURL: Just reading %zd bytes\n", realsize);
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     if (!s || !s->orig_buf)
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-        goto read_end;
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+        return 0;
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     if (s->buf_off >= s->buf_len) {
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         /* buffer full, read nothing */
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@@ -157,7 +157,6 @@ static size_t curl_read_cb(void *ptr, size_t size, size_t nmemb, void *opaque)
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         }
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     }
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-read_end:
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     return realsize;
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 }
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-- 
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1.8.3.1
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