[rtems commit] flashdev: Add missing default case

[Joel Sherrill]

Module:    rtems
Branch:    master
Commit:    bd898b503fd0d250b11cbffddc041e1e29e3fc7e
Changeset: http://git.rtems.org/rtems/commit/?id=bd898b503fd0d250b11cbffddc041e1e29e3fc7e

Author:    Bernd Moessner <berndmoessner80 at gmail.com>
Date:      Sat Jan  6 20:39:27 2024 +0100

flashdev: Add missing default case

Updates #4981

---

 cpukit/dev/flash/flashdev.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cpukit/dev/flash/flashdev.c b/cpukit/dev/flash/flashdev.c
index be85593201..8363ac96b1 100644
--- a/cpukit/dev/flash/flashdev.c
+++ b/cpukit/dev/flash/flashdev.c
@@ -390,6 +390,8 @@ static int rtems_flashdev_ioctl(
     case RTEMS_FLASHDEV_IOCTL_WRITE_BLOCK_SIZE:
       err = rtems_flashdev_ioctl_write_block_size( flash, arg );
       break;
+    default:
+      err = EINVAL;
   }
 
   rtems_flashdev_release( flash );