casaroli commented on code in PR #21064:
URL: https://github.com/apache/nuttx/pull/21064#discussion_r4398226794
##########
drivers/misc/rwbuffer.c:
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@@ -332,6 +350,7 @@ static ssize_t rwb_writebuffer(FAR struct rwbuffer_s *rwb,
if (nblocks > rwb->wrmaxblocks)
{
ssize_t ret = rwb->wrflush(rwb->dev, wrbuffer, startblock, nblocks);
Review Comment:
This line declares a second `ssize_t ret` that hides the new `ret` at line
259.
Fix: remove the inner declaration and use the outer `ret`.
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