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-rw-r--r--tools/kwboot.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/kwboot.c b/tools/kwboot.c
index 1ba5ded..7fa742d 100644
--- a/tools/kwboot.c
+++ b/tools/kwboot.c
@@ -558,7 +558,8 @@ kwboot_terminal(int tty)
}
} while (quit[s] != 0);
- tcsetattr(in, TCSANOW, &otio);
+ if (in >= 0)
+ tcsetattr(in, TCSANOW, &otio);
out:
return rc;
}