V4L/DVB (4233): Don't print empty enum values in pvrusb2-sysfs.c

Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
index c756b9845056..b999d4eaefff 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
@@ -189,6 +189,7 @@ static ssize_t show_enum(int id,struct class_device *class_dev,char *buf)
         bcnt = 0;
         for (val = 0; val < ecnt; val++) {
                 pvr2_ctrl_get_valname(cptr,val,buf+bcnt,PAGE_SIZE-bcnt,&ccnt);
+                if (!ccnt) continue;
                 bcnt += ccnt;
                 if (bcnt >= PAGE_SIZE) break;
                 buf[bcnt] = '\n';