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Don't keep writing data if an error has occurred.

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This commit is contained in:
nat 2017-07-01 05:32:24 +00:00
parent ea9a6a6434
commit 338b21d06d
1 changed files with 4 additions and 3 deletions
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7
sys/dev/audiobell.c
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@ -1,4 +1,4 @@
/* $NetBSD: audiobell.c,v 1.24 2017/06/27 09:44:13 nat Exp $ */
/* $NetBSD: audiobell.c,v 1.25 2017/07/01 05:32:24 nat Exp $ */
/*
@ -32,7 +32,7 @@
*/
#include <sys/types.h>
__KERNEL_RCSID(0, "$NetBSD: audiobell.c,v 1.24 2017/06/27 09:44:13 nat Exp $");
__KERNEL_RCSID(0, "$NetBSD: audiobell.c,v 1.25 2017/07/01 05:32:24 nat Exp $");
#include <sys/audioio.h>
#include <sys/conf.h>
@ -170,7 +170,8 @@ audiobell(void *v, u_int pitch, u_int period, u_int volume, int poll)
auio.uio_rw = UIO_WRITE;
UIO_SETUP_SYSSPACE(&auio);
audiobellwrite(fp, NULL, &auio, NULL, 0);
if (audiobellwrite(fp, NULL, &auio, NULL, 0) != 0)
break;
len -= size;
}
out: