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authorThomas Falcon <tlfalcon@linux.ibm.com>2019-06-07 16:03:55 -0500
committerDavid S. Miller <davem@davemloft.net>2019-06-09 19:51:28 -0700
commit7c940b1a5291e5069d561f5b8f0e51db6b7a259a (patch)
tree1b7a2b892939b819e6962ef0784e348f76618094 /drivers/net
parentbe32a24372cf162e825332da1a7ccef058d4f20b (diff)
downloadlinux-7c940b1a5291e5069d561f5b8f0e51db6b7a259a.tar.bz2
ibmvnic: Fix unchecked return codes of memory allocations
The return values for these memory allocations are unchecked, which may cause an oops if the driver does not handle them after a failure. Fix by checking the function's return code. Signed-off-by: Thomas Falcon <tlfalcon@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 9e9f4096db58..3da680073265 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -428,9 +428,10 @@ static int reset_rx_pools(struct ibmvnic_adapter *adapter)
if (rx_pool->buff_size != be64_to_cpu(size_array[i])) {
free_long_term_buff(adapter, &rx_pool->long_term_buff);
rx_pool->buff_size = be64_to_cpu(size_array[i]);
- alloc_long_term_buff(adapter, &rx_pool->long_term_buff,
- rx_pool->size *
- rx_pool->buff_size);
+ rc = alloc_long_term_buff(adapter,
+ &rx_pool->long_term_buff,
+ rx_pool->size *
+ rx_pool->buff_size);
} else {
rc = reset_long_term_buff(adapter,
&rx_pool->long_term_buff);
@@ -696,9 +697,9 @@ static int init_tx_pools(struct net_device *netdev)
return rc;
}
- init_one_tx_pool(netdev, &adapter->tso_pool[i],
- IBMVNIC_TSO_BUFS,
- IBMVNIC_TSO_BUF_SZ);
+ rc = init_one_tx_pool(netdev, &adapter->tso_pool[i],
+ IBMVNIC_TSO_BUFS,
+ IBMVNIC_TSO_BUF_SZ);
if (rc) {
release_tx_pools(adapter);
return rc;