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[media] v4l: of: Instead of zeroing bus_type and bus field separately, unify this 

Zero the entire struct starting from bus_type. As more fields are added, no
changes will be needed in the function to reset their value explicitly.

Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Sakari Ailus 2015-03-22 17:42:31 -03:00 committed by Mauro Carvalho Chehab
parent 2b5166efda
commit 161aadaec1
2 changed files with 4 additions and 2 deletions
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5
drivers/media/v4l2-core/v4l2-of.c
View File

@ -149,8 +149,9 @@ int v4l2_of_parse_endpoint(const struct device_node *node,
int rval;
of_graph_parse_endpoint(node, &endpoint->base);
endpoint->bus_type = 0;
memset(&endpoint->bus, 0, sizeof(endpoint->bus));
/* Zero fields from bus_type to until the end */
memset(&endpoint->bus_type, 0, sizeof(*endpoint) -
offsetof(typeof(*endpoint), bus_type));
rval = v4l2_of_parse_csi_bus(node, endpoint);
if (rval)

1
include/media/v4l2-of.h
View File

@ -60,6 +60,7 @@ struct v4l2_of_bus_parallel {
*/
struct v4l2_of_endpoint {
struct of_endpoint base;
/* Fields below this line will be zeroed by v4l2_of_parse_endpoint() */
enum v4l2_mbus_type bus_type;
union {
struct v4l2_of_bus_parallel parallel;