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Commit e4c1b977 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Ingo Molnar
Browse files

x86: use remove_vm_are in ioremap_32 error path 



When ioremap_page_range fails, then we can use remove_vm_area instead
of vunmap safely.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 4b40fcee

arch/x86/mm/ioremap_32.c

+1 −1
Original line number Diff line number Diff line
@@ -118,7 +118,7 @@ void __iomem *__ioremap(unsigned long phys_addr, unsigned long size, 
	addr = (void __iomem *) area->addr;

	if (ioremap_page_range((unsigned long)addr, (unsigned long)addr + size,

			       phys_addr, pgprot)) {

		vunmap((void __force *) addr);

		remove_vm_area((void *)(PAGE_MASK & (unsigned long) addr));

		return NULL;

	}