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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-12-02 23:38:13 -0800 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-12-02 23:38:13 -0800 |
commit | 467832032cc07626880363efa8625719c16c04eb (patch) | |
tree | ee9a62c04f0b3106e412bc1b2dd1cea5566d5ca7 /arch/x86/mm | |
parent | 66d2a5952eab875f1286e04f738ef029afdaf013 (diff) | |
parent | 22763c5cf3690a681551162c15d34d935308c8d7 (diff) |
Merge commit 'v2.6.32' into next
Diffstat (limited to 'arch/x86/mm')
-rw-r--r-- | arch/x86/mm/ioremap.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 334e63ca7b2..2feb9bdedaa 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -170,8 +170,7 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr, (unsigned long long)phys_addr, (unsigned long long)(phys_addr + size), prot_val, new_prot_val); - free_memtype(phys_addr, phys_addr + size); - return NULL; + goto err_free_memtype; } prot_val = new_prot_val; } @@ -197,26 +196,25 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr, */ area = get_vm_area_caller(size, VM_IOREMAP, caller); if (!area) - return NULL; + goto err_free_memtype; area->phys_addr = phys_addr; vaddr = (unsigned long) area->addr; - if (kernel_map_sync_memtype(phys_addr, size, prot_val)) { - free_memtype(phys_addr, phys_addr + size); - free_vm_area(area); - return NULL; - } + if (kernel_map_sync_memtype(phys_addr, size, prot_val)) + goto err_free_area; - if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot)) { - free_memtype(phys_addr, phys_addr + size); - free_vm_area(area); - return NULL; - } + if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot)) + goto err_free_area; ret_addr = (void __iomem *) (vaddr + offset); mmiotrace_ioremap(unaligned_phys_addr, unaligned_size, ret_addr); return ret_addr; +err_free_area: + free_vm_area(area); +err_free_memtype: + free_memtype(phys_addr, phys_addr + size); + return NULL; } /** |