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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>
This commit is contained in:
Krishna Kumar 2006-10-24 13:22:28 -07:00 committed by Roland Dreier
parent 2e7a742628
commit 255d0c14b3
1 changed files with 15 additions and 8 deletions
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23
drivers/infiniband/core/cma.c
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@ -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;
}