Thread (7 messages) 7 messages, 1 author, 1d ago
WARM1d

[PATCH net-next v3 1/6] selftests: net: fix get_refill_ring_size() to use its local variable

From: Juanlu Herrero <hidden>
Date: 2026-07-22 20:42:18
Subsystem: kernel selftest framework, networking drivers, the rest · Maintainers: Shuah Khan, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

In preparation for multi-threaded rss selftests, fix
get_refill_ring_size() to use its local `size` variable instead of
assigning to the file-global `ring_size`.

Assisted-by: Claude:claude-opus-4-8
Signed-off-by: Juanlu Herrero <redacted>
---
 tools/testing/selftests/drivers/net/hw/iou-zcrx.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/tools/testing/selftests/drivers/net/hw/iou-zcrx.c b/tools/testing/selftests/drivers/net/hw/iou-zcrx.c
index f6a8fc5fac241..df6b622043438 100644
--- a/tools/testing/selftests/drivers/net/hw/iou-zcrx.c
+++ b/tools/testing/selftests/drivers/net/hw/iou-zcrx.c
@@ -132,10 +132,10 @@ static inline size_t get_refill_ring_size(unsigned int rq_entries)
 {
 	size_t size;
 
-	ring_size = rq_entries * sizeof(struct io_uring_zcrx_rqe);
+	size = rq_entries * sizeof(struct io_uring_zcrx_rqe);
 	/* add space for the header (head/tail/etc.) */
-	ring_size += page_size;
-	return ALIGN_UP(ring_size, page_size);
+	size += page_size;
+	return ALIGN_UP(size, page_size);
 }
 
 static void setup_zcrx(struct io_uring *ring)
-- 
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