From: Thomas Gleixner Date: Thu, 24 Mar 2011 21:53:10 +0000 (+0100) Subject: x86: DT: Fix return condition in irq_create_of_mapping() X-Git-Tag: v2.6.39-rc1~64^2~1 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=00a30b254b88d2d4f5af00835a9b7f70326def9b;p=platform%2Fkernel%2Flinux-stable.git x86: DT: Fix return condition in irq_create_of_mapping() The xlate() function returns 0 or a negative error code. Returning the error code blindly will be seen as an huge irq number by the calling function because irq_create_of_mapping() returns an unsigned value. Return 0 (NO_IRQ) as required. Signed-off-by: Thomas Gleixner Cc: Sebastian Andrzej Siewior --- diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c index 7a8cebc..9c91bad 100644 --- a/arch/x86/kernel/devicetree.c +++ b/arch/x86/kernel/devicetree.c @@ -65,7 +65,7 @@ unsigned int irq_create_of_mapping(struct device_node *controller, return 0; ret = ih->xlate(ih, intspec, intsize, &virq, &type); if (ret) - return ret; + return 0; if (type == IRQ_TYPE_NONE) return virq; /* set the mask if it is different from current */