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net: ieee802154: mcr20a: do not leak resources on error path 

We already allocated the device and platform  data at this
point. Instead of simply return from the probe function we
need to cleanup the resources first.

Signed-off-by: Stefan Schmidt <stefan@osg.samsung.com>
Acked-by: Xue Liu <liuxuenetmail@gmail.com>
This commit is contained in:
Stefan Schmidt 2018-04-12 14:28:49 +02:00
parent f9e628a664
commit 7e0ffee1b2
1 changed files with 4 additions and 2 deletions
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6
drivers/net/ieee802154/mcr20a.c
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@ -1309,8 +1309,10 @@ mcr20a_probe(struct spi_device *spi)
/* init buf */
lp->buf = devm_kzalloc(&spi->dev, SPI_COMMAND_BUFFER, GFP_KERNEL);
if (!lp->buf)
return -ENOMEM;
if (!lp->buf) {
ret = -ENOMEM;
goto free_dev;
}
mcr20a_setup_tx_spi_messages(lp);
mcr20a_setup_rx_spi_messages(lp);