[rtems commit] main_help.c: Do not care what char is returned by getchar()

[Joel Sherrill]

Module:    rtems
Branch:    master
Commit:    2deba0240e82408da5a59c98afd0304fac192fcc
Changeset: http://git.rtems.org/rtems/commit/?id=2deba0240e82408da5a59c98afd0304fac192fcc

Author:    Ryan Long <ryan.long at oarcorp.com>
Date:      Tue Mar 30 11:04:07 2021 -0400

main_help.c: Do not care what char is returned by getchar()

CID 1437650: Unchecked return value from library in rtems_shell_help().

Closes #4291

---

 cpukit/libmisc/shell/main_help.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpukit/libmisc/shell/main_help.c b/cpukit/libmisc/shell/main_help.c
index 9f59e9d..564bc30 100644
--- a/cpukit/libmisc/shell/main_help.c
+++ b/cpukit/libmisc/shell/main_help.c
@@ -148,7 +148,7 @@ static int rtems_shell_help(
         line+= rtems_shell_help_cmd(shell_cmd);
       if (lines && (line > lines)) {
         printf("Press any key to continue...");
-        getchar();
+        (void) getchar();
         printf("\n");
         line = 0;
       }