From: Laurent Pinchart Date: Mon, 17 Dec 2012 07:52:48 +0000 (-0300) Subject: [media] omap3isp: ispqueue: Fix uninitialized variable compiler warnings X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=e19bc863f1f45223a85935f070177eda6b422f8f;p=openwrt%2Fstaging%2Fblogic.git [media] omap3isp: ispqueue: Fix uninitialized variable compiler warnings drivers/media/platform/omap3isp/ispqueue.c:399:18: warning: 'pa' may be used uninitialized in this function [-Wuninitialized] This is a false positive but the compiler has no way to know about it, so initialize the variable to 0. drivers/media/platform/omap3isp/ispqueue.c:445:6: warning: 'vm_page_prot' may be used uninitialized in this function [-Wuninitialized] This is a false positive and the compiler should know better. Use uninitialized_var(). Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/omap3isp/ispqueue.c b/drivers/media/platform/omap3isp/ispqueue.c index 6599963cdd9b..e15f01342058 100644 --- a/drivers/media/platform/omap3isp/ispqueue.c +++ b/drivers/media/platform/omap3isp/ispqueue.c @@ -366,7 +366,7 @@ static int isp_video_buffer_prepare_pfnmap(struct isp_video_buffer *buf) unsigned long this_pfn; unsigned long start; unsigned long end; - dma_addr_t pa; + dma_addr_t pa = 0; int ret = -EFAULT; start = buf->vbuf.m.userptr; @@ -419,7 +419,7 @@ done: static int isp_video_buffer_prepare_vm_flags(struct isp_video_buffer *buf) { struct vm_area_struct *vma; - pgprot_t vm_page_prot; + pgprot_t uninitialized_var(vm_page_prot); unsigned long start; unsigned long end; int ret = -EFAULT;