diff options
| author | Julia Lawall <julia.lawall@lip6.fr> | 2014-12-29 18:04:42 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-01-01 01:19:00 +0100 |
| commit | 0f113b81172705f38a1cb94b1644a339e6bdf884 (patch) | |
| tree | 84ff585e54c7f564704c9f224469729c1fa555a9 /drivers/net/ethernet/xilinx | |
| parent | net: sun4i-emac: fix error return code (diff) | |
| download | linux-0f113b81172705f38a1cb94b1644a339e6bdf884.tar.xz linux-0f113b81172705f38a1cb94b1644a339e6bdf884.zip | |
net: axienet: fix error return code
Return a negative error code on failure.
A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@
identifier ret; expression e1,e2;
@@
(
if (\(ret < 0\|ret != 0\))
{ ... return ret; }
|
ret = 0
)
... when != ret = e1
when != &ret
*if(...)
{
... when != ret = e2
when forall
return ret;
}
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/xilinx')
| -rw-r--r-- | drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index c18a0c637c44..a6d2860b712c 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1501,6 +1501,7 @@ static int axienet_of_probe(struct platform_device *op) lp->regs = of_iomap(op->dev.of_node, 0); if (!lp->regs) { dev_err(&op->dev, "could not map Axi Ethernet regs.\n"); + ret = -ENOMEM; goto nodev; } /* Setup checksum offload, but default to off if not specified */ @@ -1563,6 +1564,7 @@ static int axienet_of_probe(struct platform_device *op) np = of_parse_phandle(op->dev.of_node, "axistream-connected", 0); if (!np) { dev_err(&op->dev, "could not find DMA node\n"); + ret = -ENODEV; goto err_iounmap; } lp->dma_regs = of_iomap(np, 0); |