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

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
...@@ -41,6 +41,9 @@ static int ksz8795_spi_probe(struct spi_device *spi) ...@@ -41,6 +41,9 @@ static int ksz8795_spi_probe(struct spi_device *spi)
int i, ret = 0; int i, ret = 0;
ksz8 = devm_kzalloc(&spi->dev, sizeof(struct ksz8), GFP_KERNEL); ksz8 = devm_kzalloc(&spi->dev, sizeof(struct ksz8), GFP_KERNEL);
if (!ksz8)
return -ENOMEM;
ksz8->priv = spi; ksz8->priv = spi;
dev = ksz_switch_alloc(&spi->dev, ksz8); dev = ksz_switch_alloc(&spi->dev, ksz8);
......
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