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

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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);