If ioreamp_prot() fails in ioremap_page_range() due to kernel memory exhaustion, we previously would leak a struct vm_struct.
Signed-off-by: Chris Metcalf <[email protected]> --- arch/tile/mm/pgtable.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/tile/mm/pgtable.c b/arch/tile/mm/pgtable.c index dfd63ce..2bd572b 100644 --- a/arch/tile/mm/pgtable.c +++ b/arch/tile/mm/pgtable.c @@ -568,7 +568,7 @@ void __iomem *ioremap_prot(resource_size_t phys_addr, unsigned long size, addr = area->addr; if (ioremap_page_range((unsigned long)addr, (unsigned long)addr + size, phys_addr, pgprot)) { - remove_vm_area((void *)(PAGE_MASK & (unsigned long) addr)); + free_vm_area(area); return NULL; } return (__force void __iomem *) (offset + (char *)addr); -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
