Commit aaf27e4f authored Sep 25, 2019 by Dan Carpenter Committed by Greg Kroah-Hartman Jan 27, 2020

cxgb4: Signedness bug in init_one()



[ Upstream commit 286183147666fb76c057836c57d86e9e6f508bca ]

The "chip" variable is an enum, and it's treated as unsigned int by GCC
in this context so the error handling isn't triggered.

Fixes: e8d45292 ("cxgb4: clean up init_one")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent e33906f5

drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -5452,7 +5452,7 @@ static int init_one(struct pci_dev pdev, const struct pci_device_id ent)
		whoami = t4_read_reg(adapter, PL_WHOAMI_A);
		pci_read_config_word(pdev, PCI_DEVICE_ID, &device_id);
		chip = t4_get_chip_type(adapter, CHELSIO_PCI_ID_VER(device_id));
		if (chip < 0) {
		if ((int)chip < 0) {
		dev_err(&pdev->dev, "Device %d is not supported\n", device_id);
		err = chip;
		goto out_free_adapter;