From: Grant Likely Date: Thu, 1 Nov 2007 14:22:35 +0000 (-0600) Subject: Fix region size check in mpc5200 FEC driver X-Git-Tag: v2.6.24-rc2~55^2~1 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=48d58459fe991e48bf7e6638a0ded0f8cbd2fa3b;p=linux-2.6 Fix region size check in mpc5200 FEC driver Driver shouldn't complain if the register range is larger than what it expects. This works around failures with some device trees. Signed-off-by: Grant Likely Signed-off-by: Jeff Garzik --- diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c index fc1cf0b742..a8a0ee220d 100644 --- a/drivers/net/fec_mpc52xx.c +++ b/drivers/net/fec_mpc52xx.c @@ -879,9 +879,9 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match) "Error while parsing device node resource\n" ); return rv; } - if ((mem.end - mem.start + 1) != sizeof(struct mpc52xx_fec)) { + if ((mem.end - mem.start + 1) < sizeof(struct mpc52xx_fec)) { printk(KERN_ERR DRIVER_NAME - " - invalid resource size (%lx != %x), check mpc52xx_devices.c\n", + " - invalid resource size (%lx < %x), check mpc52xx_devices.c\n", (unsigned long)(mem.end - mem.start + 1), sizeof(struct mpc52xx_fec)); return -EINVAL; }