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authorIngo Molnar <mingo@elte.hu>2008-02-28 14:02:08 +0100
committerIngo Molnar <mingo@elte.hu>2008-02-29 18:55:42 +0100
commitb16bf712f491808a8c926dd481c696fe7d73ee5a (patch)
tree6508ef458acdf590ffec999845441d76f3a2f72a /arch/x86
parentf2dbe03dccc95f41429d60e4221b02fc0f112cc4 (diff)
x86: fix leak un ioremap_page_range() failure
Jan Beulich noticed it during code review that if a driver's ioremap() fails (say due to -ENOMEM) then we might leak the struct vm_area. Free it properly. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/mm/ioremap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 882328efc3d..ac3c959e271 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -162,7 +162,7 @@ static void __iomem *__ioremap(unsigned long phys_addr, unsigned long size,
area->phys_addr = phys_addr;
vaddr = (unsigned long) area->addr;
if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot)) {
- remove_vm_area((void *)(vaddr & PAGE_MASK));
+ free_vm_area(area);
return NULL;
}