Commit ba46b576 authored by Oleksij Rempel's avatar Oleksij Rempel Committed by David S. Miller
Browse files

net: dsa: ksz: ksz8795_spi_probe: fix possible NULL pointer dereference 



Fix possible NULL pointer dereference in case devm_kzalloc() failed to
allocate memory

Fixes: cc13e52c ("net: dsa: microchip: Add Microchip KSZ8863 SPI based driver support")
Reported-by: default avatarColin Ian King <colin.king@canonical.com>
Signed-off-by: default avatarOleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d27f0201

drivers/net/dsa/microchip/ksz8795_spi.c

+3 −0
Original line number Diff line number Diff line
@@ -41,6 +41,9 @@ static int ksz8795_spi_probe(struct spi_device *spi) 
	int i, ret = 0;



	ksz8 = devm_kzalloc(&spi->dev, sizeof(struct ksz8), GFP_KERNEL);

	if (!ksz8)

		return -ENOMEM;



	ksz8->priv = spi;



	dev = ksz_switch_alloc(&spi->dev, ksz8);