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48 lines
1.5 KiB
48 lines
1.5 KiB
3 years ago
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From b3647eb5415b2e3d9e1a11ad6c4689e520f17b39 Mon Sep 17 00:00:00 2001
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From: mohit84 <moagrawa@redhat.com>
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Date: Mon, 22 Feb 2021 10:09:34 +0530
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Subject: [PATCH 534/538] glusterd: Resolve use after free bug (#2181)
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In the commit 61ae58e67567ea4de8f8efc6b70a9b1f8e0f1bea
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introduced a coverity bug use object after cleanup
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the object.
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Cleanup memory after comeout from a critical section
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>Fixes: #2180
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>Change-Id: Iee2050c4883a0dd44b8523bb822b664462ab6041
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>Signed-off-by: Mohit Agrawal <moagrawa@redhat.com>
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Upstream Patch : https://github.com/gluster/glusterfs/pull/2181
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BUG: 1832306
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Change-Id: Iee2050c4883a0dd44b8523bb822b664462ab6041
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Signed-off-by: srijan-sivakumar <ssivakum@redhat.com>
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Reviewed-on: https://code.engineering.redhat.com/gerrit/228578
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Tested-by: RHGS Build Bot <nigelb@redhat.com>
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Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <sheggodu@redhat.com>
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---
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xlators/mgmt/glusterd/src/glusterd-utils.c | 5 ++---
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1 file changed, 2 insertions(+), 3 deletions(-)
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diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.c b/xlators/mgmt/glusterd/src/glusterd-utils.c
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index 9fb8eab..6d40be5 100644
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--- a/xlators/mgmt/glusterd/src/glusterd-utils.c
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+++ b/xlators/mgmt/glusterd/src/glusterd-utils.c
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@@ -122,11 +122,10 @@ glusterd_defrag_unref(glusterd_defrag_info_t *defrag)
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LOCK(&defrag->lock);
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{
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refcnt = --defrag->refcnt;
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- if (refcnt <= 0)
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- GF_FREE(defrag);
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}
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UNLOCK(&defrag->lock);
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-
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+ if (refcnt <= 0)
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+ GF_FREE(defrag);
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out:
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return refcnt;
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}
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--
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1.8.3.1
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