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| author | Krishna Kumar <krkumar2@in.ibm.com> | 2006-10-24 13:22:28 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2006-10-30 20:52:51 -0800 |
| commit | 255d0c14b3757e8bd85add874e4dca4c3621b39e (patch) | |
| tree | 7b12b21a99da6dfba8097558d270b9c9e84dfd9f /drivers/infiniband | |
| parent | 2e7a7426282bfa2d7dff6eddc5485af8c79a68f3 (diff) | |
| download | kernel_samsung_espresso10-255d0c14b3757e8bd85add874e4dca4c3621b39e.zip kernel_samsung_espresso10-255d0c14b3757e8bd85add874e4dca4c3621b39e.tar.gz kernel_samsung_espresso10-255d0c14b3757e8bd85add874e4dca4c3621b39e.tar.bz2 | |
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.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 9ae4f3a..d8ca3c1 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; } |