[syslinux:master] efi: Change status check when draining keyboard

[syslinux-bot for Oliver Wagner]

Commit-ID:  73bb3701a19a9eeb30b6f77ff7612ca2a9cd3f38
Gitweb:     http://www.syslinux.org/commit/73bb3701a19a9eeb30b6f77ff7612ca2a9cd3f38
Author:     Oliver Wagner <owagner at tellerulam.com>
AuthorDate: Wed, 2 Sep 2015 14:21:59 -0400
Committer:  Gene Cumm <gene.cumm at gmail.com>
CommitDate: Wed, 2 Sep 2015 14:22:28 -0400

efi: Change status check when draining keyboard

PCs without keyboards may hang as they might return a status other than
 EFI_NOT_READY.

Signed-off-by: Gene Cumm <gene.cumm at gmail.com>

---
 efi/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/efi/main.c b/efi/main.c
index 6dbc259..e07ee5c 100644
--- a/efi/main.c
+++ b/efi/main.c
@@ -1381,7 +1381,7 @@ EFI_STATUS efi_main(EFI_HANDLE image, EFI_SYSTEM_TABLE *table)
 	in = ST->ConIn;
 	do {
 		status = uefi_call_wrapper(in->ReadKeyStroke, 2, in, &key);
-	} while (status != EFI_NOT_READY);
+	} while (status == EFI_SUCCESS);
 
 	if (!setjmp(load_error_buf))
 		load_env32(NULL);