From 55502f74b56f609a84d8919b9b29390b2e0147ff Mon Sep 17 00:00:00 2001 From: Jarkko Nikula Date: Mon, 18 Aug 2008 12:28:22 +0300 Subject: [PATCH] ARM: OMAP: DMA: Fix uninitialized channel flags This has similar symptoms than 66c23551b1b774e2be3c7bdf91c0ebf2c7a3519e where just omap_request_dma, omap_dma_link_lch and omap_dma_unlink_lch can cause incorrect dump_stack(). Here it can happen if channel has been used before and the channel flags variable holds old status. Signed-off-by: Jarkko Nikula Signed-off-by: Tony Lindgren --- arch/arm/plat-omap/dma.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index a63b644ad30..1c6b9052d69 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -712,6 +712,7 @@ int omap_request_dma(int dev_id, const char *dev_name, chan->dev_name = dev_name; chan->callback = callback; chan->data = data; + chan->flags = 0; #ifndef CONFIG_ARCH_OMAP1 if (cpu_class_is_omap2()) { -- 2.41.0