1. 2012-08-31 Re: [PATCH] gpio: em: Fix checking return value of ir linux-ker Linus Walleij 2. 2012-08-31 Re: [PATCH] gpio: em: Fix checking return value of ir linux-ker Magnus Damm 3. 2012-08-31 Re: [PATCH] gpio: em: Fix checking return value of ir linux-ker Linus Walleij 4. 2012-08-28 [PATCH] gpio: em: Fix checking return value of irq_al linux-ker Axel Lin