From: Wei Yongjun Date: Tue, 30 Oct 2012 12:45:00 +0000 (-0300) Subject: [media] davinci: vpif_capture: fix return type check for v4l2_subdev_call() X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=e070f1b47ee9f3591f93a205a3d8b0b06bb0afb5;p=openwrt%2Fstaging%2Fblogic.git [media] davinci: vpif_capture: fix return type check for v4l2_subdev_call() The v4l2_subdev_call() call returns -ENODEV when subdev is null and -ENOIOCTLCMD wnen no icotl is present. This patch fixes the return type check for v4l2_subdev_call(). The pattern E == C1 && E == C2 is always false. This patch fix this according to the assumption that && should be ||. dpatch engine is used to auto generate this patch. (https://github.com/weiyj/dpatch) Signed-off-by: Wei Yongjun [prabhakar.lad@ti.com: reword commit message] Signed-off-by: Lad, Prabhakar Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index fcabc023885d..2d28a96e7775 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -1715,7 +1715,7 @@ vpif_enum_dv_timings(struct file *file, void *priv, int ret; ret = v4l2_subdev_call(ch->sd, video, enum_dv_timings, timings); - if (ret == -ENOIOCTLCMD && ret == -ENODEV) + if (ret == -ENOIOCTLCMD || ret == -ENODEV) return -EINVAL; return ret; } @@ -1735,7 +1735,7 @@ vpif_query_dv_timings(struct file *file, void *priv, int ret; ret = v4l2_subdev_call(ch->sd, video, query_dv_timings, timings); - if (ret == -ENOIOCTLCMD && ret == -ENODEV) + if (ret == -ENOIOCTLCMD || ret == -ENODEV) return -ENODATA; return ret; }