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40 lines
1.2 KiB
40 lines
1.2 KiB
From c10ca57b760978f32d1d34d78cda9fd57e1e0bfa Mon Sep 17 00:00:00 2001 |
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From: Vladimir Serbinenko <phcoder@gmail.com> |
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Date: Sun, 26 Jan 2014 03:31:10 +0100 |
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Subject: [PATCH 048/237] * grub-core/term/at_keyboard.c: Tolerate missing |
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keyboard. |
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--- |
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ChangeLog | 4 ++++ |
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grub-core/term/at_keyboard.c | 3 +++ |
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2 files changed, 7 insertions(+) |
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diff --git a/ChangeLog b/ChangeLog |
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index bbec1e7..d37d4a6 100644 |
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--- a/ChangeLog |
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+++ b/ChangeLog |
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@@ -1,3 +1,7 @@ |
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+2014-01-26 Vladimir Serbinenko <phcoder@gmail.com> |
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+ |
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+ * grub-core/term/at_keyboard.c: Tolerate missing keyboard. |
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+ |
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2014-01-26 Mike Gilbert <floppym@gentoo.org> |
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grub-install: support for partitioned partx loop devices. |
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diff --git a/grub-core/term/at_keyboard.c b/grub-core/term/at_keyboard.c |
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index f5071ce..b4257e8 100644 |
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--- a/grub-core/term/at_keyboard.c |
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+++ b/grub-core/term/at_keyboard.c |
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@@ -396,6 +396,9 @@ fetch_key (int *is_break) |
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if (! KEYBOARD_ISREADY (grub_inb (KEYBOARD_REG_STATUS))) |
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return -1; |
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at_key = grub_inb (KEYBOARD_REG_DATA); |
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+ /* May happen if no keyboard is connected. Just ignore this. */ |
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+ if (at_key == 0xff) |
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+ return -1; |
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if (at_key == 0xe0) |
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{ |
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e0_received = 1; |
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-- |
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2.9.3 |
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