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-rw-r--r--include/linux/kernel.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 2f7775e229b0..94aa10ffe156 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -53,6 +53,13 @@
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
+#define u64_to_user_ptr(x) ( \
+{ \
+ typecheck(u64, x); \
+ (void __user *)(uintptr_t)x; \
+} \
+)
+
/*
* This looks more complex than it should be. But we need to
* get the type for the ~ right in round_down (it needs to be
@@ -412,9 +419,9 @@ extern __printf(3, 4)
int scnprintf(char *buf, size_t size, const char *fmt, ...);
extern __printf(3, 0)
int vscnprintf(char *buf, size_t size, const char *fmt, va_list args);
-extern __printf(2, 3)
+extern __printf(2, 3) __malloc
char *kasprintf(gfp_t gfp, const char *fmt, ...);
-extern __printf(2, 0)
+extern __printf(2, 0) __malloc
char *kvasprintf(gfp_t gfp, const char *fmt, va_list args);
extern __printf(2, 0)
const char *kvasprintf_const(gfp_t gfp, const char *fmt, va_list args);