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authorGeyslan G. Bem <geyslan@gmail.com>2013-11-18 16:42:57 -0300
committerJames Bottomley <JBottomley@Parallels.com>2013-12-19 07:39:04 -0800
commit0e7c60cb8cd7b0250b1cf40012e5015c90bb89db (patch)
tree5f12164138300488b75e3d69d96406691ae65c3e /drivers/scsi/be2iscsi
parent6634ff7ca245bf2c0738cf21b545a35470ac7fe0 (diff)
[SCSI] be2iscsi: fix memory leak in error path
There are two memory leaks in cases 'ISCSI_NET_PARAM_VLAN_ID' and 'ISCSI_NET_PARAM_VLAN_PRIORITY' and also a potential junk pointer free if mgmt_get_if_info() returns error because if_info will be unset and it is stack allocated. Signed-off-by: Geyslan G. Bem <geyslan@gmail.com> Cc: Jayamohan Kallickal <jayamohan.kallickal@emulex.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/be2iscsi')
-rw-r--r--drivers/scsi/be2iscsi/be_iscsi.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c
index ffadbee0b4d9..889066d9d6fb 100644
--- a/drivers/scsi/be2iscsi/be_iscsi.c
+++ b/drivers/scsi/be2iscsi/be_iscsi.c
@@ -541,10 +541,8 @@ static int be2iscsi_get_if_param(struct beiscsi_hba *phba,
ip_type = BE2_IPV6;
len = mgmt_get_if_info(phba, ip_type, &if_info);
- if (len) {
- kfree(if_info);
+ if (len)
return len;
- }
switch (param) {
case ISCSI_NET_PARAM_IPV4_ADDR:
@@ -569,7 +567,7 @@ static int be2iscsi_get_if_param(struct beiscsi_hba *phba,
break;
case ISCSI_NET_PARAM_VLAN_ID:
if (if_info->vlan_priority == BEISCSI_VLAN_DISABLE)
- return -EINVAL;
+ len = -EINVAL;
else
len = sprintf(buf, "%d\n",
(if_info->vlan_priority &
@@ -577,7 +575,7 @@ static int be2iscsi_get_if_param(struct beiscsi_hba *phba,
break;
case ISCSI_NET_PARAM_VLAN_PRIORITY:
if (if_info->vlan_priority == BEISCSI_VLAN_DISABLE)
- return -EINVAL;
+ len = -EINVAL;
else
len = sprintf(buf, "%d\n",
((if_info->vlan_priority >> 13) &