Author: tsoome
Date: Tue Dec 3 18:36:39 2019
New Revision: 355347
URL: https://svnweb.freebsd.org/changeset/base/355347
Log:
loader: ReadKeyStrokeEx may return partial keystrokes
In some systems we can receive no scancode nor unicodechar values.
PR: 240760
Reported by: Ariel Millennium Thornton
MFC after: 1 week
Modified:
head/stand/efi/libefi/efi_console.c
Modified: head/stand/efi/libefi/efi_console.c
==============================================================================
--- head/stand/efi/libefi/efi_console.c Tue Dec 3 18:28:39 2019
(r355346)
+++ head/stand/efi/libefi/efi_console.c Tue Dec 3 18:36:39 2019
(r355347)
@@ -1126,10 +1126,11 @@ efi_readkey_ex(void)
kp->UnicodeChar++;
}
}
+ if (kp->ScanCode == 0 && kp->UnicodeChar == 0)
+ return (false);
+ keybuf_inschar(kp);
+ return (true);
}
-
- keybuf_inschar(kp);
- return (true);
}
return (false);
}
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