diff options
Diffstat (limited to 'arch/x86/mm/ioremap.c')
| -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 334e63ca7b2b..2feb9bdedaaf 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, | |||
| 170 | (unsigned long long)phys_addr, | 170 | (unsigned long long)phys_addr, |
| 171 | (unsigned long long)(phys_addr + size), | 171 | (unsigned long long)(phys_addr + size), |
| 172 | prot_val, new_prot_val); | 172 | prot_val, new_prot_val); |
| 173 | free_memtype(phys_addr, phys_addr + size); | 173 | goto err_free_memtype; |
| 174 | return NULL; | ||
| 175 | } | 174 | } |
| 176 | prot_val = new_prot_val; | 175 | prot_val = new_prot_val; |
| 177 | } | 176 | } |
| @@ -197,26 +196,25 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr, | |||
| 197 | */ | 196 | */ |
| 198 | area = get_vm_area_caller(size, VM_IOREMAP, caller); | 197 | area = get_vm_area_caller(size, VM_IOREMAP, caller); |
| 199 | if (!area) | 198 | if (!area) |
| 200 | return NULL; | 199 | goto err_free_memtype; |
| 201 | area->phys_addr = phys_addr; | 200 | area->phys_addr = phys_addr; |
| 202 | vaddr = (unsigned long) area->addr; | 201 | vaddr = (unsigned long) area->addr; |
| 203 | 202 | ||
| 204 | if (kernel_map_sync_memtype(phys_addr, size, prot_val)) { | 203 | if (kernel_map_sync_memtype(phys_addr, size, prot_val)) |
| 205 | free_memtype(phys_addr, phys_addr + size); | 204 | goto err_free_area; |
| 206 | free_vm_area(area); | ||
| 207 | return NULL; | ||
| 208 | } | ||
| 209 | 205 | ||
| 210 | if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot)) { | 206 | if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot)) |
| 211 | free_memtype(phys_addr, phys_addr + size); | 207 | goto err_free_area; |
| 212 | free_vm_area(area); | ||
| 213 | return NULL; | ||
| 214 | } | ||
| 215 | 208 | ||
| 216 | ret_addr = (void __iomem *) (vaddr + offset); | 209 | ret_addr = (void __iomem *) (vaddr + offset); |
| 217 | mmiotrace_ioremap(unaligned_phys_addr, unaligned_size, ret_addr); | 210 | mmiotrace_ioremap(unaligned_phys_addr, unaligned_size, ret_addr); |
| 218 | 211 | ||
| 219 | return ret_addr; | 212 | return ret_addr; |
| 213 | err_free_area: | ||
| 214 | free_vm_area(area); | ||
| 215 | err_free_memtype: | ||
| 216 | free_memtype(phys_addr, phys_addr + size); | ||
| 217 | return NULL; | ||
| 220 | } | 218 | } |
| 221 | 219 | ||
| 222 | /** | 220 | /** |
