jbd2: Fix memory leak when verifying checksums in the journal

[linux-2.6] / include / asm-sh / uaccess_64.h

diff --git a/include/asm-sh/uaccess_64.h b/include/asm-sh/uaccess_64.h
index d54ec08..a9b68d0 100644 (file)
--- a/include/asm-sh/uaccess_64.h
+++ b/include/asm-sh/uaccess_64.h
@@ -202,15 +202,6 @@ extern void __put_user_unknown(void);
 /* XXX: should be such that: 4byte and the rest. */
 extern __kernel_size_t __copy_user(void *__to, const void *__from, __kernel_size_t __n);
 
-#define copy_to_user(to,from,n) ({ \
-void *__copy_to = (void *) (to); \
-__kernel_size_t __copy_size = (__kernel_size_t) (n); \
-__kernel_size_t __copy_res; \
-if(__copy_size && __access_ok((unsigned long)__copy_to, __copy_size)) { \
-__copy_res = __copy_user(__copy_to, (void *) (from), __copy_size); \
-} else __copy_res = __copy_size; \
-__copy_res; })
-
 #define copy_to_user_ret(to,from,n,retval) ({ \
 if (copy_to_user(to,from,n)) \
        return retval; \
@@ -225,16 +216,6 @@ if (__copy_to_user(to,from,n)) \
        return retval; \
 })
 
-#define copy_from_user(to,from,n) ({ \
-void *__copy_to = (void *) (to); \
-void *__copy_from = (void *) (from); \
-__kernel_size_t __copy_size = (__kernel_size_t) (n); \
-__kernel_size_t __copy_res; \
-if(__copy_size && __access_ok((unsigned long)__copy_from, __copy_size)) { \
-__copy_res = __copy_user(__copy_to, __copy_from, __copy_size); \
-} else __copy_res = __copy_size; \
-__copy_res; })
-
 #define copy_from_user_ret(to,from,n,retval) ({ \
 if (copy_from_user(to,from,n)) \
        return retval; \
@@ -293,7 +274,9 @@ struct exception_table_entry
        unsigned long insn, fixup;
 };
 
+#ifdef CONFIG_MMU
 #define ARCH_HAS_SEARCH_EXTABLE
+#endif
 
 /* Returns 0 if exception not found and fixup.unit otherwise.  */
 extern unsigned long search_exception_table(unsigned long addr);