[PATCH 2/5] darray: Fix darray_for_each_reverse() when darray is empty

Kent Overstreet
2024-06-03T00:33:20Z

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---
include/linux/darray.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/darray.h b/include/linux/darray.h
index ff167eb795f2..603d6762c29a 100644
--- a/include/linux/darray.h
+++ b/include/linux/darray.h
@@ -108,7 +108,7 @@ do { \
for (typeof(&(_d).data[0]) _i = (_d).data; _i < (_d).data + (_d).nr; _i++)

#define darray_for_each_reverse(_d, _i) \
- for (typeof(&(_d).data[0]) _i = (_d).data + (_d).nr - 1; _i >= (_d).data; --_i)
+ for (typeof(&(_d).data[0]) _i = (_d).data + (_d).nr - 1; (_d).data && _i >= (_d).data; --_i)

#define darray_init(_d) \
do { \
--
2.45.1