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authorSameeh Jubran <sameehj@amazon.com>2019-05-01 16:47:05 +0300
committerDavid S. Miller <davem@davemloft.net>2019-05-04 07:14:46 +0300
commitb287cdbd1cedfc9606682c6e02b58d00ff3a33ae (patch)
treeddc859f94e645405f075a44db773fcb32bf6eff7 /drivers/net/ethernet/amazon
parent8ee8ee7fe87bf64738ab4e31be036a7165608b27 (diff)
downloadlinux-b287cdbd1cedfc9606682c6e02b58d00ff3a33ae.tar.xz
net: ena: fix: Free napi resources when ena_up() fails
ena_up() calls ena_init_napi() but does not call ena_del_napi() in case of failure. This causes a segmentation fault upon rmmod when netif_napi_del() is called. Fix this bug by calling ena_del_napi() before returning error from ena_up(). Fixes: 1738cd3ed342 ("net: ena: Add a driver for Amazon Elastic Network Adapters (ENA)") Signed-off-by: Arthur Kiyanovski <akiyano@amazon.com> Signed-off-by: Sameeh Jubran <sameehj@amazon.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amazon')
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_netdev.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index dbcd58ebd0a9..03244155f74c 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -1825,6 +1825,7 @@ err_setup_rx:
err_setup_tx:
ena_free_io_irq(adapter);
err_req_irq:
+ ena_del_napi(adapter);
return rc;
}