[PATCH] thread_info: suppress sparse warning in check_copy_size()

From	AbdAllah-MEZITI <abdallah.meziti.pro@gmail.com>
Newsgroups	linux.kernel
Subject	[PATCH] thread_info: suppress sparse warning in check_copy_size()
Date	2017-07-27 00:30 +0200
Message-ID	<u7CYy-6ee-11@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

Show all headers | View raw

This patch fixes the following sparse warning in thread_info.h:
./include/linux/thread_info.h:129:18: warning: incorrect type in argument 1 (different modifiers)
./include/linux/thread_info.h:129:18:    expected void *<noident>
./include/linux/thread_info.h:129:18:    got void const *addr

Signed-off-by: AbdAllah MEZITI <abdallah.meziti.pro@gmail.com>
---
 include/linux/thread_info.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index 250a276..e2c4a8e 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -126,7 +126,7 @@ static inline void copy_overflow(int size, unsigned long count)
 static __always_inline bool
 check_copy_size(const void *addr, size_t bytes, bool is_source)
 {
-	int sz = __compiletime_object_size(addr);
+	int sz = __compiletime_object_size((void *)addr);
 	if (unlikely(sz >= 0 && sz < bytes)) {
 		if (!__builtin_constant_p(bytes))
 			copy_overflow(sz, bytes);
-- 
2.7.4

Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread

Thread

[PATCH] thread_info: suppress sparse warning in check_copy_size() AbdAllah-MEZITI <abdallah.meziti.pro@gmail.com> - 2017-07-27 00:30 +0200
  Re: [PATCH] thread_info: suppress sparse warning in check_copy_size() Linus Torvalds <torvalds@linux-foundation.org> - 2017-07-27 00:50 +0200
    Re: [PATCH] thread_info: suppress sparse warning in check_copy_size() Luc Van Oostenryck <luc.vanoostenryck@gmail.com> - 2017-07-28 11:20 +0200

csiph-web