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authorKrishna Kumar <krkumar2@in.ibm.com>2006-10-24 13:22:28 -0700
committerRoland Dreier <rolandd@cisco.com>2006-10-30 20:52:51 -0800
commit255d0c14b3757e8bd85add874e4dca4c3621b39e (patch)
tree7b12b21a99da6dfba8097558d270b9c9e84dfd9f /drivers/infiniband
parent2e7a7426282bfa2d7dff6eddc5485af8c79a68f3 (diff)
RDMA/cma: rdma_bind_addr() leaks a cma_dev reference count
rdma_bind_addr() leaks a cma_dev reference count in failure case. Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com> Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/core/cma.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 9ae4f3a67c7..d8ca3c1368b 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1762,22 +1762,29 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr)
if (!cma_any_addr(addr)) {
ret = rdma_translate_ip(addr, &id->route.addr.dev_addr);
- if (!ret) {
- mutex_lock(&lock);
- ret = cma_acquire_dev(id_priv);
- mutex_unlock(&lock);
- }
if (ret)
- goto err;
+ goto err1;
+
+ mutex_lock(&lock);
+ ret = cma_acquire_dev(id_priv);
+ mutex_unlock(&lock);
+ if (ret)
+ goto err1;
}
memcpy(&id->route.addr.src_addr, addr, ip_addr_size(addr));
ret = cma_get_port(id_priv);
if (ret)
- goto err;
+ goto err2;
return 0;
-err:
+err2:
+ if (!cma_any_addr(addr)) {
+ mutex_lock(&lock);
+ cma_detach_from_dev(id_priv);
+ mutex_unlock(&lock);
+ }
+err1:
cma_comp_exch(id_priv, CMA_ADDR_BOUND, CMA_IDLE);
return ret;
}