From: Julia Lawall <julia@xxxxxxx> If the NULL test is necessary, then the dereference should be moved below the NULL test. The semantic patch that makes this change is as follows: (http://www.emn.fr/x-info/coccinelle/). // <smpl> @disable is_null@ identifier f; expression E; identifier fld; statement S; @@ + if (E == NULL) S f(...,E->fld,...); - if (E == NULL) S @@ identifier f; expression E; identifier fld; statement S; @@ + if (!E) S f(...,E->fld,...); - if (!E) S // </smpl> Signed-off-by: Julia Lawall <julia@xxxxxxx> --- arch/sh/mm/ioremap_64.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/sh/mm/ioremap_64.c b/arch/sh/mm/ioremap_64.c index 6e0be24..fddcab4 100644 --- a/arch/sh/mm/ioremap_64.c +++ b/arch/sh/mm/ioremap_64.c @@ -71,9 +71,9 @@ void *__ioremap(unsigned long phys_addr, unsigned long size, * Ok, go for it.. */ area = get_vm_area(size, VM_IOREMAP); - pr_debug("Get vm_area returns %p addr %p\n",area,area->addr); if (!area) return NULL; + pr_debug("Get vm_area returns %p addr %p\n", area, area->addr); area->phys_addr = phys_addr; addr = area->addr; if (ioremap_page_range((unsigned long)addr, (unsigned long)addr + size, -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html