diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.12/200-emac-add-missing-free_irq.patch')
-rw-r--r-- | target/linux/sunxi/patches-3.12/200-emac-add-missing-free_irq.patch | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/target/linux/sunxi/patches-3.12/200-emac-add-missing-free_irq.patch b/target/linux/sunxi/patches-3.12/200-emac-add-missing-free_irq.patch deleted file mode 100644 index 4b1be39281..0000000000 --- a/target/linux/sunxi/patches-3.12/200-emac-add-missing-free_irq.patch +++ /dev/null @@ -1,46 +0,0 @@ -From e9c56f8d2f851fb6d6ce6794c0f5463b862a878e Mon Sep 17 00:00:00 2001 -From: Maxime Ripard <maxime.ripard@free-electrons.com> -Date: Tue, 10 Dec 2013 19:40:43 +0100 -Subject: [PATCH] net: allwinner: emac: Add missing free_irq - -The sun4i-emac driver uses devm_request_irq at .ndo_open time, but relies on -the managed device mechanism to actually free it. This causes an issue whenever -someone wants to restart the interface, the interrupt still being held, and not -yet released. - -Fall back to using the regular request_irq at .ndo_open time, and introduce a -free_irq during .ndo_stop. - -Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> -Cc: stable@vger.kernel.org # 3.11+ -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/ethernet/allwinner/sun4i-emac.c | 5 +++-- - 1 file changed, 3 insertions(+), 2 deletions(-) - -diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c -index 50b853a..46dfb13 100644 ---- a/drivers/net/ethernet/allwinner/sun4i-emac.c -+++ b/drivers/net/ethernet/allwinner/sun4i-emac.c -@@ -717,8 +717,7 @@ static int emac_open(struct net_device *dev) - if (netif_msg_ifup(db)) - dev_dbg(db->dev, "enabling %s\n", dev->name); - -- if (devm_request_irq(db->dev, dev->irq, &emac_interrupt, -- 0, dev->name, dev)) -+ if (request_irq(dev->irq, &emac_interrupt, 0, dev->name, dev)) - return -EAGAIN; - - /* Initialize EMAC board */ -@@ -774,6 +773,8 @@ static int emac_stop(struct net_device *ndev) - - emac_shutdown(ndev); - -+ free_irq(ndev->irq, ndev); -+ - return 0; - } - --- -1.8.5.1 - |