s390/uaccess: add default cases for __put_user_fn()/__get_user_fn() (db527397) · Commits · 戴 / test

arch/s390/include/asm/uaccess.h

+9 −4

Original line number	Diff line number	Diff line
		@@ -60,6 +60,9 @@ raw_copy_to_user(void __user to, const void from, unsigned long n);
		#define INLINE_COPY_TO_USER
		#endif

		int __put_user_bad(void) __attribute__((noreturn));
		int __get_user_bad(void) __attribute__((noreturn));

		#ifdef CONFIG_HAVE_MARCH_Z10_FEATURES

		#define __put_get_user_asm(to, from, size, spec) \
		@@ -109,6 +112,9 @@ static __always_inline int __put_user_fn(void x, void __user ptr, unsigned lon
		(unsigned long *)x,
		size, spec);
		break;
		default:
		__put_user_bad();
		break;
		}
		return rc;
		}
		@@ -139,6 +145,9 @@ static __always_inline int __get_user_fn(void x, const void __user ptr, unsign
		(unsigned long __user *)ptr,
		size, spec);
		break;
		default:
		__get_user_bad();
		break;
		}
		return rc;
		}
		@@ -190,8 +199,6 @@ static inline int __get_user_fn(void x, const void __user ptr, unsigned long s
		})


		int __put_user_bad(void) __attribute__((noreturn));

		#define __get_user(x, ptr) \
		({ \
		int __gu_err = -EFAULT; \
		@@ -238,8 +245,6 @@ int __put_user_bad(void) __attribute__((noreturn));
		__get_user(x, ptr); \
		})

		int __get_user_bad(void) __attribute__((noreturn));

		unsigned long __must_check
		raw_copy_in_user(void __user to, const void __user from, unsigned long n);