From: Bhumika Goyal Date: Tue, 13 Dec 2016 17:31:45 +0000 (-0200) Subject: [media] drivers: media: i2c: ml86v7667: constify v4l2_subdev_* structures X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5610ced4f13d5d864773ee2aa63e7cd9c3ca1c04;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git [media] drivers: media: i2c: ml86v7667: constify v4l2_subdev_* structures v4l2_subdev_{core/video}_ops structures are stored in the fields of the v4l2_subdev_ops structure which are of type const. Also, v4l2_subdev_ops structure is passed to a function having its argument of type const. As these structures are never modified, so declare them as const. Done using Coccinelle: (One of the scripts used) @r1 disable optional_qualifier @ identifier i; position p; @@ static struct v4l2_subdev_ops i@p = {...}; @ok1@ identifier r1.i; position p; @@ v4l2_i2c_subdev_init(...,&i@p) @bad@ position p!={r1.p,ok1.p}; identifier r1.i; @@ i@p @depends on !bad disable optional_qualifier@ identifier r1.i; @@ +const struct v4l2_subdev_ops i; File size before: text data bss dec hex filename 2732 608 8 3348 d14 drivers/media/i2c/ml86v7667.o File size after: text data bss dec hex filename 3100 232 8 3340 d0c drivers/media/i2c/ml86v7667.o Signed-off-by: Bhumika Goyal Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/i2c/ml86v7667.c b/drivers/media/i2c/ml86v7667.c index 38a20fe181ee..57ef901edb06 100644 --- a/drivers/media/i2c/ml86v7667.c +++ b/drivers/media/i2c/ml86v7667.c @@ -290,7 +290,7 @@ static const struct v4l2_ctrl_ops ml86v7667_ctrl_ops = { .s_ctrl = ml86v7667_s_ctrl, }; -static struct v4l2_subdev_video_ops ml86v7667_subdev_video_ops = { +static const struct v4l2_subdev_video_ops ml86v7667_subdev_video_ops = { .g_std = ml86v7667_g_std, .s_std = ml86v7667_s_std, .querystd = ml86v7667_querystd, @@ -304,14 +304,14 @@ static const struct v4l2_subdev_pad_ops ml86v7667_subdev_pad_ops = { .set_fmt = ml86v7667_fill_fmt, }; -static struct v4l2_subdev_core_ops ml86v7667_subdev_core_ops = { +static const struct v4l2_subdev_core_ops ml86v7667_subdev_core_ops = { #ifdef CONFIG_VIDEO_ADV_DEBUG .g_register = ml86v7667_g_register, .s_register = ml86v7667_s_register, #endif }; -static struct v4l2_subdev_ops ml86v7667_subdev_ops = { +static const struct v4l2_subdev_ops ml86v7667_subdev_ops = { .core = &ml86v7667_subdev_core_ops, .video = &ml86v7667_subdev_video_ops, .pad = &ml86v7667_subdev_pad_ops,