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From 09c73d2c7793d2316c62837a80b41904a2a5b15f Mon Sep 17 00:00:00 2001
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From: Xavier Hernandez <jahernan@redhat.com>
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Date: Mon, 20 Nov 2017 10:51:09 +0100
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Subject: [PATCH 103/128] features/locks: Fix memory leaks
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> Upstream patch: https://review.gluster.org/18812
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Change-Id: Ic1d2e17a7d14389b6734d1b88bd28c0a2907bbd6
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BUG: 1507361
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Signed-off-by: Xavier Hernandez <jahernan@redhat.com>
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Reviewed-on: https://code.engineering.redhat.com/gerrit/125955
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Tested-by: RHGS Build Bot <nigelb@redhat.com>
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Reviewed-by: Atin Mukherjee <amukherj@redhat.com>
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---
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 xlators/features/locks/src/clear.c   | 2 +-
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 xlators/features/locks/src/common.c  | 1 +
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 xlators/features/locks/src/entrylk.c | 3 ++-
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 xlators/features/locks/src/inodelk.c | 7 ++++---
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 xlators/features/locks/src/posix.c   | 3 +++
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 5 files changed, 11 insertions(+), 5 deletions(-)
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diff --git a/xlators/features/locks/src/clear.c b/xlators/features/locks/src/clear.c
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index d7c210f..22c03b5 100644
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--- a/xlators/features/locks/src/clear.c
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+++ b/xlators/features/locks/src/clear.c
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@@ -184,7 +184,7 @@ clrlk_clear_posixlk (xlator_t *this, pl_inode_t *pl_inode, clrlk_args *args,
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                         } else {
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                                 gcount++;
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                         }
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-                        GF_FREE (plock);
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+                        __destroy_lock(plock);
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                 }
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         }
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         pthread_mutex_unlock (&pl_inode->mutex);
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diff --git a/xlators/features/locks/src/common.c b/xlators/features/locks/src/common.c
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index 4b63c43..7311126 100644
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--- a/xlators/features/locks/src/common.c
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+++ b/xlators/features/locks/src/common.c
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@@ -438,6 +438,7 @@ pl_inode_get (xlator_t *this, inode_t *inode)
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                 ret = __inode_ctx_put (inode, this, (uint64_t)(long)(pl_inode));
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                 if (ret) {
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+                        pthread_mutex_destroy (&pl_inode->mutex);
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                         GF_FREE (pl_inode);
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                         pl_inode = NULL;
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                         goto unlock;
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diff --git a/xlators/features/locks/src/entrylk.c b/xlators/features/locks/src/entrylk.c
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index 4231d76..8e9008b 100644
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--- a/xlators/features/locks/src/entrylk.c
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+++ b/xlators/features/locks/src/entrylk.c
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@@ -784,7 +784,7 @@ pl_common_entrylk (call_frame_t *frame, xlator_t *this,
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                 break;
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         default:
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-                inode_unref (pinode->inode);
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+                need_inode_unref = _gf_true;
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                 gf_log (this->name, GF_LOG_ERROR,
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                         "Unexpected case in entrylk (cmd=%d). Please file"
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                         "a bug report at http://bugs.gluster.com", cmd);
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@@ -960,6 +960,7 @@ pl_entrylk_client_cleanup (xlator_t *this, pl_ctx_t *ctx)
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 			__pl_entrylk_unref (l);
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 		}
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 		pthread_mutex_unlock (&pinode->mutex);
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+
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                 inode_unref (pinode->inode);
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         }
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diff --git a/xlators/features/locks/src/inodelk.c b/xlators/features/locks/src/inodelk.c
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index e1702c7..4aebac6 100644
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--- a/xlators/features/locks/src/inodelk.c
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+++ b/xlators/features/locks/src/inodelk.c
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@@ -721,9 +721,6 @@ out:
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 	if (ctx)
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 		pthread_mutex_unlock (&ctx->lock);
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-        if (need_inode_unref)
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-                inode_unref (pl_inode->inode);
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-
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         /* The following (extra) unref corresponds to the ref that
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          * was done at the time the lock was granted.
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          */
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@@ -732,6 +729,10 @@ out:
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                 grant_blocked_inode_locks (this, pl_inode, dom);
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         }
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+        if (need_inode_unref) {
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+                inode_unref (pl_inode->inode);
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+        }
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+
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         return ret;
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 }
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diff --git a/xlators/features/locks/src/posix.c b/xlators/features/locks/src/posix.c
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index ff9a3da..a158227 100644
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--- a/xlators/features/locks/src/posix.c
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+++ b/xlators/features/locks/src/posix.c
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@@ -2472,6 +2472,7 @@ pl_forget (xlator_t *this,
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                                                   list) {
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                                 list_del (&rw_req->list);
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+                                call_stub_destroy(rw_req->stub);
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                                 GF_FREE (rw_req);
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                         }
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                 }
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@@ -2555,6 +2556,8 @@ pl_forget (xlator_t *this,
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         }
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+        pthread_mutex_destroy(&pl_inode->mutex);
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+
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         GF_FREE (pl_inode);
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         return 0;
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-- 
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1.8.3.1
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