[rtems commit] shell.c: Fix Dereference before null check (CID #1467420)
Joel Sherrill
joel at rtems.org
Thu Feb 18 19:39:29 UTC 2021
Module: rtems
Branch: master
Commit: fa25b73ac191fd9e4664da3197aef874488cee0e
Changeset: http://git.rtems.org/rtems/commit/?id=fa25b73ac191fd9e4664da3197aef874488cee0e
Author: Ryan Long <thisisryanlong at gmail.com>
Date: Thu Feb 18 09:35:13 2021 -0500
shell.c: Fix Dereference before null check (CID #1467420)
CID 1467420: Dereference before null check in rtems_shell_line_editor().
Closes #4254
---
cpukit/libmisc/shell/shell.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/cpukit/libmisc/shell/shell.c b/cpukit/libmisc/shell/shell.c
index 3c357a1..1e5962b 100644
--- a/cpukit/libmisc/shell/shell.c
+++ b/cpukit/libmisc/shell/shell.c
@@ -320,7 +320,10 @@ static int rtems_shell_line_editor(
int cmd = -1;
int inserting = 1;
int in_fileno = fileno(in);
- int out_fileno = fileno(out);
+ int out_fileno;
+
+ _Assert(out != NULL);
+ out_fileno = fileno(out);
/*
* Only this task can use this file descriptor because calling
More information about the vc
mailing list