From: Yevgeny Kliteynik <kliteyn-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
To: Sasha Khapyorsky <sashak-smomgflXvOZWk0Htik3J/w@public.gmane.org>
Cc: Linux RDMA <linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: [PATCH] opensm/complib: bug in cl_list_insert_array_head/tail functions
Date: Sun, 08 Nov 2009 15:28:16 +0200 [thread overview]
Message-ID: <4AF6C770.9020107@dev.mellanox.co.il> (raw)
Fixing bug in cl_list_insert_array_head/tail functions.
In case of failure, no cleanup is done.
Signed-off-by: Yevgeny Kliteynik <kliteyn-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
---
opensm/complib/cl_list.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/opensm/complib/cl_list.c b/opensm/complib/cl_list.c
index a30d3be..555a968 100644
--- a/opensm/complib/cl_list.c
+++ b/opensm/complib/cl_list.c
@@ -424,6 +424,7 @@ cl_status_t cl_list_insert_array_head(IN cl_list_t * const p_list,
{
cl_status_t status;
void *p_object;
+ uint32_t items_remain = item_count;
CL_ASSERT(p_list);
CL_ASSERT(cl_is_qpool_inited(&p_list->list_item_pool));
@@ -439,11 +440,11 @@ cl_status_t cl_list_insert_array_head(IN cl_list_t * const p_list,
p_object = ((uint8_t *) p_array + (item_size * (item_count - 1)));
/* Continue to add all items to the list. */
- while (item_count--) {
+ while (items_remain--) {
status = cl_list_insert_head(p_list, p_object);
if (status != CL_SUCCESS) {
/* Remove all items that have been inserted. */
- while (item_count++ < item_count)
+ while (items_remain++ < (item_count - 1))
cl_list_remove_head(p_list);
return (status);
}
@@ -462,6 +463,7 @@ cl_status_t cl_list_insert_array_tail(IN cl_list_t * const p_list,
{
cl_status_t status;
void *p_object;
+ uint32_t items_remain = item_count;
CL_ASSERT(p_list);
CL_ASSERT(cl_is_qpool_inited(&p_list->list_item_pool));
@@ -473,11 +475,11 @@ cl_status_t cl_list_insert_array_tail(IN cl_list_t * const p_list,
p_object = (void *)p_array;
/* Continue to add all items to the list. */
- while (item_count--) {
+ while (items_remain--) {
status = cl_list_insert_tail(p_list, p_object);
if (status != CL_SUCCESS) {
/* Remove all items that have been inserted. */
- while (item_count++ < item_count)
+ while (items_remain++ < (item_count - 1))
cl_list_remove_tail(p_list);
return (status);
}
--
1.5.1.4
--
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next reply other threads:[~2009-11-08 13:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-08 13:28 Yevgeny Kliteynik [this message]
[not found] ` <4AF6C770.9020107-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2009-11-12 20:50 ` [PATCH] opensm/complib: bug in cl_list_insert_array_head/tail functions Sasha Khapyorsky
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