[PATCH] llist: Put parentheses around parameters of llist_for_each_entry_safe()

From: Byungchul Park
Date: Tue Sep 26 2017 - 02:55:11 EST


It would be somewhat safer to put parentheses around parameters of
a macro with parameters. Put it.

Signed-off-by: Byungchul Park <byungchul.park@xxxxxxx>
---
include/linux/llist.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/llist.h b/include/linux/llist.h
index 1957635..e280b297 100644
--- a/include/linux/llist.h
+++ b/include/linux/llist.h
@@ -183,10 +183,10 @@ static inline void init_llist_head(struct llist_head *list)
* reverse the order by yourself before traversing.
*/
#define llist_for_each_entry_safe(pos, n, node, member) \
- for (pos = llist_entry((node), typeof(*pos), member); \
+ for ((pos) = llist_entry((node), typeof(*(pos)), member); \
member_address_is_nonnull(pos, member) && \
- (n = llist_entry(pos->member.next, typeof(*n), member), true); \
- pos = n)
+ ((n) = llist_entry((pos)->member.next, typeof(*(n)), member), true); \
+ (pos) = (n))

/**
* llist_empty - tests whether a lock-less list is empty
--
1.9.1