tile: avoid struct vm_struct leak
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 <cmetcalf@tilera.com>
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 @@
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);