diff options
| author | Ingo Molnar <[email protected]> | 2016-10-16 11:31:39 +0200 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2016-10-16 11:31:39 +0200 |
| commit | 1d33369db25eb7f37b7a8bd22d736888b4501a9c (patch) | |
| tree | 116d764339be1bca928870151decbedc53a9e1d1 /arch/mips/include/asm/uaccess.h | |
| parent | 23446cb66c073b827779e5eb3dec301623299b32 (diff) | |
| parent | 1001354ca34179f3db924eb66672442a173147dc (diff) | |
Merge tag 'v4.9-rc1' into x86/urgent, to pick up updates
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'arch/mips/include/asm/uaccess.h')
| -rw-r--r-- | arch/mips/include/asm/uaccess.h | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h index 21a2aaba20d5..89fa5c0b1579 100644 --- a/arch/mips/include/asm/uaccess.h +++ b/arch/mips/include/asm/uaccess.h @@ -16,6 +16,7 @@ #include <linux/thread_info.h> #include <linux/string.h> #include <asm/asm-eva.h> +#include <asm/extable.h> /* * The fs value determines whether argument validity checking should be @@ -858,7 +859,10 @@ extern size_t __copy_user(void *__to, const void *__from, size_t __n); __cu_to = (to); \ __cu_from = (from); \ __cu_len = (n); \ + \ + check_object_size(__cu_from, __cu_len, true); \ might_fault(); \ + \ if (eva_kernel_access()) \ __cu_len = __invoke_copy_to_kernel(__cu_to, __cu_from, \ __cu_len); \ @@ -879,6 +883,9 @@ extern size_t __copy_user_inatomic(void *__to, const void *__from, size_t __n); __cu_to = (to); \ __cu_from = (from); \ __cu_len = (n); \ + \ + check_object_size(__cu_from, __cu_len, true); \ + \ if (eva_kernel_access()) \ __cu_len = __invoke_copy_to_kernel(__cu_to, __cu_from, \ __cu_len); \ @@ -897,6 +904,9 @@ extern size_t __copy_user_inatomic(void *__to, const void *__from, size_t __n); __cu_to = (to); \ __cu_from = (from); \ __cu_len = (n); \ + \ + check_object_size(__cu_to, __cu_len, false); \ + \ if (eva_kernel_access()) \ __cu_len = __invoke_copy_from_kernel_inatomic(__cu_to, \ __cu_from,\ @@ -931,6 +941,9 @@ extern size_t __copy_user_inatomic(void *__to, const void *__from, size_t __n); __cu_to = (to); \ __cu_from = (from); \ __cu_len = (n); \ + \ + check_object_size(__cu_from, __cu_len, true); \ + \ if (eva_kernel_access()) { \ __cu_len = __invoke_copy_to_kernel(__cu_to, \ __cu_from, \ @@ -1123,6 +1136,9 @@ extern size_t __copy_in_user_eva(void *__to, const void *__from, size_t __n); __cu_to = (to); \ __cu_from = (from); \ __cu_len = (n); \ + \ + check_object_size(__cu_to, __cu_len, false); \ + \ if (eva_kernel_access()) { \ __cu_len = __invoke_copy_from_kernel(__cu_to, \ __cu_from, \ @@ -1161,6 +1177,9 @@ extern size_t __copy_in_user_eva(void *__to, const void *__from, size_t __n); __cu_to = (to); \ __cu_from = (from); \ __cu_len = (n); \ + \ + check_object_size(__cu_to, __cu_len, false); \ + \ if (eva_kernel_access()) { \ __cu_len = __invoke_copy_from_kernel(__cu_to, \ __cu_from, \ @@ -1485,12 +1504,4 @@ static inline long strnlen_user(const char __user *s, long n) return res; } -struct exception_table_entry -{ - unsigned long insn; - unsigned long nextinsn; -}; - -extern int fixup_exception(struct pt_regs *regs); - #endif /* _ASM_UACCESS_H */ |