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authorRoland Dreier <rolandd@cisco.com>2006-06-17 20:37:41 -0700
committerRoland Dreier <rolandd@cisco.com>2006-06-17 20:37:41 -0700
commitc9c5d9feef86debee4d8e77a738ad86877cf371a (patch)
tree692adc21d8337a063be7e159860ded87b6e6829a /drivers/infiniband
parent3463175d6ee55fdbd5cda2a03415e2068599b2b7 (diff)
IB/mthca: Fix memory leak on modify_qp error paths
Some error paths after the mthca_alloc_mailbox() call in mthca_modify_qp() just do a "return -EINVAL" without freeing the mailbox. Convert these returns to "goto out" to avoid leaking the mailbox storage. Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_qp.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index 07c13be07a4..322bc32a93f 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -534,7 +534,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask)
struct mthca_qp_context *qp_context;
u32 sqd_event = 0;
u8 status;
- int err;
+ int err = -EINVAL;
if (attr_mask & IB_QP_CUR_STATE) {
cur_state = attr->cur_qp_state;
@@ -618,7 +618,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask)
if (attr->path_mtu < IB_MTU_256 || attr->path_mtu > IB_MTU_2048) {
mthca_dbg(dev, "path MTU (%u) is invalid\n",
attr->path_mtu);
- return -EINVAL;
+ goto out;
}
qp_context->mtu_msgmax = (attr->path_mtu << 5) | 31;
}
@@ -672,7 +672,7 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask)
if (attr_mask & IB_QP_AV) {
if (mthca_path_set(dev, &attr->ah_attr, &qp_context->pri_path,
attr_mask & IB_QP_PORT ? attr->port_num : qp->port))
- return -EINVAL;
+ goto out;
qp_param->opt_param_mask |= cpu_to_be32(MTHCA_QP_OPTPAR_PRIMARY_ADDR_PATH);
}
@@ -686,18 +686,18 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask)
if (attr->alt_pkey_index >= dev->limits.pkey_table_len) {
mthca_dbg(dev, "Alternate P_Key index (%u) too large. max is %d\n",
attr->alt_pkey_index, dev->limits.pkey_table_len-1);
- return -EINVAL;
+ goto out;
}
if (attr->alt_port_num == 0 || attr->alt_port_num > dev->limits.num_ports) {
mthca_dbg(dev, "Alternate port number (%u) is invalid\n",
attr->alt_port_num);
- return -EINVAL;
+ goto out;
}
if (mthca_path_set(dev, &attr->alt_ah_attr, &qp_context->alt_path,
attr->alt_ah_attr.port_num))
- return -EINVAL;
+ goto out;
qp_context->alt_path.port_pkey |= cpu_to_be32(attr->alt_pkey_index |
attr->alt_port_num << 24);