media: zoran: do not print random guest 0

The slot 0 of guest is never initialized and so we print later random
data.

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

diff --git a/drivers/staging/media/zoran/zoran_device.c b/drivers/staging/media/zoran/zoran_device.c
index 04ba22a915f02c33b6a0f157c43c7c7ea121fa2f..dfc2551f2d7164bc69cb90f49509473620d5c7c9 100644 (file)
--- a/drivers/staging/media/zoran/zoran_device.c
+++ b/drivers/staging/media/zoran/zoran_device.c
@@ -158,6 +158,9 @@ static void dump_guests(struct zoran *zr)
        if (zr36067_debug > 2) {
                int i, guest[8];
 
+               /* do not print random data */
+               guest[0] = 0;
+
                for (i = 1; i < 8; i++) /* Don't read jpeg codec here */
                        guest[i] = post_office_read(zr, i, 0);
 
@@ -170,6 +173,10 @@ void detect_guest_activity(struct zoran *zr)
        int timeout, i, j, res, guest[8], guest0[8], change[8][3];
        ktime_t t0, t1;
 
+       /* do not print random data */
+       guest[0] = 0;
+       guest0[0] = 0;
+
        dump_guests(zr);
        pci_info(zr->pci_dev, "Detecting guests activity, please wait...\n");
        for (i = 1; i < 8; i++) /* Don't read jpeg codec here */