Merge branch 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[pandora-kernel.git] / drivers / char / virtio_console.c

diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index c74dacf..0d328b5 100644 (file)
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -31,6 +31,7 @@
 #include <linux/err.h>
 #include <linux/init.h>
 #include <linux/virtio.h>
+#include <linux/virtio_ids.h>
 #include <linux/virtio_console.h>
 #include "hvc_console.h"
 
@@ -65,7 +66,7 @@ static int put_chars(u32 vtermno, const char *buf, int count)
 
        /* add_buf wants a token to identify this buffer: we hand it any
         * non-NULL pointer, since there's only ever one buffer. */
-       if (out_vq->vq_ops->add_buf(out_vq, sg, 1, 0, (void *)1) == 0) {
+       if (out_vq->vq_ops->add_buf(out_vq, sg, 1, 0, (void *)1) >= 0) {
                /* Tell Host to go! */
                out_vq->vq_ops->kick(out_vq);
                /* Chill out until it's done with the buffer. */
@@ -85,7 +86,7 @@ static void add_inbuf(void)
        sg_init_one(sg, inbuf, PAGE_SIZE);
 
        /* We should always be able to add one buffer to an empty queue. */
-       if (in_vq->vq_ops->add_buf(in_vq, sg, 0, 1, inbuf) != 0)
+       if (in_vq->vq_ops->add_buf(in_vq, sg, 0, 1, inbuf) < 0)
                BUG();
        in_vq->vq_ops->kick(in_vq);
 }