forked from Minki/linux
Input: wistron - do not crash if BIOS does not support interface
offset can never be < 0 because it has type size_t. The driver currently oopses on insmod if BIOS does not support the interface, instead of refusing to load. Signed-off-by: Miloslav Trmac <mitr@volny.cz> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
parent
ebbac7dde2
commit
c28c358367
@ -92,11 +92,11 @@ static void call_bios(struct regs *regs)
|
||||
preempt_enable();
|
||||
}
|
||||
|
||||
static size_t __init locate_wistron_bios(void __iomem *base)
|
||||
static ssize_t __init locate_wistron_bios(void __iomem *base)
|
||||
{
|
||||
static const unsigned char __initdata signature[] =
|
||||
{ 0x42, 0x21, 0x55, 0x30 };
|
||||
size_t offset;
|
||||
ssize_t offset;
|
||||
|
||||
for (offset = 0; offset < 0x10000; offset += 0x10) {
|
||||
if (check_signature(base + offset, signature,
|
||||
@ -109,7 +109,7 @@ static size_t __init locate_wistron_bios(void __iomem *base)
|
||||
static int __init map_bios(void)
|
||||
{
|
||||
void __iomem *base;
|
||||
size_t offset;
|
||||
ssize_t offset;
|
||||
u32 entry_point;
|
||||
|
||||
base = ioremap(0xF0000, 0x10000); /* Can't fail */
|
||||
|
Loading…
Reference in New Issue
Block a user