From: Johannes Berg <johannes.berg@xxxxxxxxx>
Due to the (indirect) nesting of min(..., min(...)), sparse will
show a variable shadowing warning whenever bvec.h is included.
Avoid that by assigning the inner min() to a temporary variable first.
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
include/linux/bvec.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/linux/bvec.h b/include/linux/bvec.h
index 701b64a3b7c5..89b65b82d98f 100644
--- a/include/linux/bvec.h
+++ b/include/linux/bvec.h
@@ -74,7 +74,8 @@ static inline void bvec_iter_advance(const struct bio_vec *bv,
"Attempted to advance past end of bvec iter\n");
while (bytes) {
- unsigned len = min(bytes, bvec_iter_len(bv, *iter));
+ unsigned iter_len = bvec_iter_len(bv, *iter);
+ unsigned len = min(bytes, iter_len);
bytes -= len;
iter->bi_size -= len;
--
2.8.1
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