[PATCH rtems6 - v2 06/16] flashdev.c: return error in case neither

[berndmoessner80 at gmail.com]

From: Bernd Moessner <berndmoessner80 at gmail.com>

Updates #4981
---
 cpukit/dev/flash/flashdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpukit/dev/flash/flashdev.c b/cpukit/dev/flash/flashdev.c
index 8bd3d11246..7bc13ed70a 100644
--- a/cpukit/dev/flash/flashdev.c
+++ b/cpukit/dev/flash/flashdev.c
@@ -320,7 +320,7 @@ static int rtems_flashdev_read_write(
   int status;
 
   if ( read_buff == NULL && write_buff == NULL ) {
-    return 0;
+    rtems_set_errno_and_return_minus_one( EINVAL );
   }
 
   /* Get flash address */
-- 
2.34.1