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Do not ignore error, if open file failed (-serial /dev/tty)

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In case, when qemu is executed with option like
-serial /dev/ttyS0, report if there are problems with
opening of devices. At now errors are silently ignoring.

Signed-off-by: Evgeniy Dushistov <dushistov@mail.ru>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Evgeniy Dushistov 2010-01-28 21:44:46 +03:00 committed by Anthony Liguori
parent 20cc99972c
commit afc535acb5
1 changed files with 3 additions and 0 deletions
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3
qemu-char.c
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@ -1180,6 +1180,9 @@ static CharDriverState *qemu_chr_open_tty(QemuOpts *opts)
int fd; int fd;
TFR(fd = open(filename, O_RDWR | O_NONBLOCK)); TFR(fd = open(filename, O_RDWR | O_NONBLOCK));
if (fd < 0) {
return NULL;
}
tty_serial_init(fd, 115200, 'N', 8, 1); tty_serial_init(fd, 115200, 'N', 8, 1);
chr = qemu_chr_open_fd(fd, fd); chr = qemu_chr_open_fd(fd, fd);
if (!chr) { if (!chr) {