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From de0616c738537b21828f572c6c679ad4b290b81e Mon Sep 17 00:00:00 2001
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From: Kevin Wolf <kwolf@redhat.com>
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Date: Tue, 26 Jun 2018 09:47:44 +0200
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Subject: [PATCH 076/268] sheepdog: Fix sd_co_create_opts() memory leaks
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RH-Author: Kevin Wolf <kwolf@redhat.com>
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Message-id: <20180626094856.6924-2-kwolf@redhat.com>
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Patchwork-id: 81074
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O-Subject: [RHV-7.6 qemu-kvm-rhev PATCH v2 01/73] sheepdog: Fix sd_co_create_opts() memory leaks
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Bugzilla: 1513543
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RH-Acked-by: Jeffrey Cody <jcody@redhat.com>
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RH-Acked-by: Max Reitz <mreitz@redhat.com>
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RH-Acked-by: Fam Zheng <famz@redhat.com>
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Both the option string for the 'redundancy' option and the
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SheepdogRedundancy object that is created accordingly could be leaked in
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error paths. This fixes the memory leaks.
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Reported by Coverity (CID 1390614 and 1390641).
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Message-id: 20180503153509.22223-1-kwolf@redhat.com
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Reviewed-by: Jeff Cody <jcody@redhat.com>
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Signed-off-by: Jeff Cody <jcody@redhat.com>
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(cherry picked from commit a2cb9239b7610ffb00f9ced5cd7640d40b0e1ccf)
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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block/sheepdog.c | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/block/sheepdog.c b/block/sheepdog.c
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index d1c9bf5..933880c 100644
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--- a/block/sheepdog.c
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+++ b/block/sheepdog.c
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@@ -1977,6 +1977,7 @@ static SheepdogRedundancy *parse_redundancy_str(const char *opt)
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} else {
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ret = qemu_strtol(n2, NULL, 10, &parity);
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if (ret < 0) {
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+ g_free(redundancy);
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return NULL;
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}
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@@ -2172,7 +2173,7 @@ static int coroutine_fn sd_co_create_opts(const char *filename, QemuOpts *opts,
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BlockdevCreateOptions *create_options = NULL;
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QDict *qdict, *location_qdict;
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Visitor *v;
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- const char *redundancy;
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+ char *redundancy;
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Error *local_err = NULL;
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int ret;
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@@ -2240,6 +2241,7 @@ static int coroutine_fn sd_co_create_opts(const char *filename, QemuOpts *opts,
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fail:
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qapi_free_BlockdevCreateOptions(create_options);
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qobject_unref(qdict);
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+ g_free(redundancy);
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return ret;
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}
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--
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1.8.3.1
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