Hi,
in smctr.c request_region() return value is not always checked.
Here is a simple patch to fix it.
Patch is against 2.6.16-rc6-git8.
Please CC me on replies,
Regards.
Signed-off-by: Laurent Wandrebeck <[EMAIL PROTECTED]>
--- linux-2.6.16-rc6/drivers/net/tokenring/smctr.c.ori 2006-03-11
23:12:55.000000000 +0100
+++ linux-2.6.16-rc6/drivers/net/tokenring/smctr.c 2006-03-17
13:33:11.000000000 +0100
@@ -509,7 +509,10 @@ static int __init smctr_chk_mca(struct n
r2 = mca_read_stored_pos(tp->slot_num, 2);
r2 &= 0xF0;
dev->base_addr = ((__u16)r2 << 8) + (__u16)0x800;
- request_region(dev->base_addr, SMCTR_IO_EXTENT, smctr_name);
+ if (!request_region(dev->base_addr, SMCTR_IO_EXTENT, smctr_name)) {
+ printf(KERN_ERR "smctr: unable to request region
%d\n",dev->base_addr);
+ return -EBUSY;
+ }
/* IRQ */
r5 = mca_read_stored_pos(tp->slot_num, 5);
-
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