[ARM] 3526/1: ioremap should use vunmap instead of vfree on ARM
Patch from Catalin Marinas
This patch modifies the __ioremap_pfn and __iounmap functions in
arch/arm/mm/ioremap.c to use vunmap instead of vfree.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 25e0ca3e..c1f7180 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -141,7 +141,7 @@
return NULL;
addr = (unsigned long)area->addr;
if (remap_area_pages(addr, pfn, size, flags)) {
- vfree((void *)addr);
+ vunmap((void *)addr);
return NULL;
}
return (void __iomem *) (offset + (char *)addr);
@@ -173,7 +173,7 @@
void __iounmap(void __iomem *addr)
{
- vfree((void *) (PAGE_MASK & (unsigned long) addr));
+ vunmap((void *)(PAGE_MASK & (unsigned long)addr));
}
EXPORT_SYMBOL(__iounmap);