From 829f2b90fba8f66287e2e3b89aed9c971c2d828b Mon Sep 17 00:00:00 2001 From: Pranith Kumar K Date: Sun, 13 Nov 2011 11:56:46 +0530 Subject: cluster/afr: Fix memory leaks Change-Id: I79a1c70c47649fbcf236191f174d766d5806545c BUG: 3805 Reviewed-on: http://review.gluster.com/719 Tested-by: Gluster Build System Reviewed-by: Vijay Bellur --- xlators/cluster/afr/src/afr-common.c | 9 ++++++++- xlators/cluster/afr/src/afr-self-heal-data.c | 20 +++++--------------- 2 files changed, 13 insertions(+), 16 deletions(-) diff --git a/xlators/cluster/afr/src/afr-common.c b/xlators/cluster/afr/src/afr-common.c index 9ab321eb4..108b021b3 100644 --- a/xlators/cluster/afr/src/afr-common.c +++ b/xlators/cluster/afr/src/afr-common.c @@ -1057,7 +1057,8 @@ afr_lookup_build_response_params (afr_local_t *local, xlator_t *this) } gf_log (this->name, GF_LOG_DEBUG, "Building lookup response from %d", read_child); - *xattr = dict_ref (local->cont.lookup.xattrs[read_child]); + if (!*xattr) + *xattr = dict_ref (local->cont.lookup.xattrs[read_child]); *buf = local->cont.lookup.bufs[read_child]; *postparent = local->cont.lookup.postparents[read_child]; @@ -1920,6 +1921,7 @@ afr_lookup_cont_init (afr_local_t *local, unsigned int child_count) int ret = -ENOMEM; struct iatt *iatts = NULL; int32_t *success_children = NULL; + int32_t *sources = NULL; GF_ASSERT (local); local->cont.lookup.xattrs = GF_CALLOC (child_count, @@ -1947,6 +1949,11 @@ afr_lookup_cont_init (afr_local_t *local, unsigned int child_count) if (NULL == local->fresh_children) goto out; + sources = GF_CALLOC (sizeof (*sources), child_count, gf_afr_mt_int32_t); + if (NULL == sources) + goto out; + local->cont.lookup.sources = sources; + ret = 0; out: return ret; diff --git a/xlators/cluster/afr/src/afr-self-heal-data.c b/xlators/cluster/afr/src/afr-self-heal-data.c index 97d578c9b..fd351e976 100644 --- a/xlators/cluster/afr/src/afr-self-heal-data.c +++ b/xlators/cluster/afr/src/afr-self-heal-data.c @@ -805,7 +805,6 @@ afr_lookup_select_read_child_by_txn_type (xlator_t *this, afr_local_t *local, { afr_private_t *priv = NULL; int read_child = -1; - int ret = -1; int32_t **pending_matrix = NULL; int32_t *sources = NULL; int32_t *success_children = NULL; @@ -822,17 +821,13 @@ afr_lookup_select_read_child_by_txn_type (xlator_t *this, afr_local_t *local, if (NULL == pending_matrix) goto out; - sources = GF_CALLOC (sizeof (*sources), priv->child_count, - gf_afr_mt_int32_t); - if (NULL == sources) - goto out; + sources = local->cont.lookup.sources; + memset (sources, 0, sizeof (*sources) * priv->child_count); nsources = afr_build_sources (this, xattr, bufs, pending_matrix, sources, success_children, txn_type); - if (nsources < 0) { - ret = -1; + if (nsources < 0) goto out; - } prev_read_child = local->read_child_index; config_read_child = priv->read_child; @@ -841,15 +836,10 @@ afr_lookup_select_read_child_by_txn_type (xlator_t *this, afr_local_t *local, prev_read_child, config_read_child, sources); - ret = 0; - local->cont.lookup.sources = sources; out: afr_destroy_pending_matrix (pending_matrix, priv->child_count); - if (-1 == ret) { - if (sources) - GF_FREE (sources); - } - gf_log (this->name, GF_LOG_DEBUG, "returning read_child: %d", read_child); + gf_log (this->name, GF_LOG_DEBUG, "returning read_child: %d", + read_child); return read_child; } -- cgit