From 3ba792cb52270bc9abbf1ca760adcc81e31e839d Mon Sep 17 00:00:00 2001
From: Radek Pesina <radek.pesina@motec.com.au>
Date: Wed, 26 Apr 2023 14:47:36 +1000
Subject: [PATCH] Fix missing instantiation of return value in
 rwb_mediaremoved.

---
 drivers/misc/rwbuffer.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/misc/rwbuffer.c b/drivers/misc/rwbuffer.c
index 40355e8469..68f951a982 100644
--- a/drivers/misc/rwbuffer.c
+++ b/drivers/misc/rwbuffer.c
@@ -1182,6 +1182,8 @@ ssize_t rwb_readbytes(FAR struct rwbuffer_s *dev, off_t offset,
 #ifdef CONFIG_DRVR_REMOVABLE
 int rwb_mediaremoved(FAR struct rwbuffer_s *rwb)
 {
+  int ret;
+
 #ifdef CONFIG_DRVR_WRITEBUFFER
   if (rwb->wrmaxblocks > 0)
     {