Re: [PATCH 2/9] drivers/acpi/asus_acpi.c: Correct use of ! and &

From: Karol Kozimor
Date: Wed Feb 27 2008 - 12:35:23 EST


On 26-02-2008, at 21:42, Julia Lawall wrote:
if (invert) /* invert target value */
- led_out = !led_out & 0x1;
+ led_out = !(led_out & 0x1);

if (!write_acpi_int(hotk->handle, ledname, led_out, NULL))
printk(KERN_WARNING "Asus ACPI: LED (%s) write failed\n",


IIRC we're just supposed to flip the last bit here, so the original code is correct.
Best regards,

--
Karol Kozimor
sziwan@xxxxxxxxxxx


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