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media: atmel-isi: drop unnecessary while loop 

As there is no way this can loop it actually makes no sense to have
a while(1){} around the body - all three possible paths end in a return
statement.

Fixes: commit c1d82b8953 "[media] atmel-isi: move out of soc_camera to atmel"

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Nicholas Mc Guire 2018-06-01 08:46:14 -04:00 committed by Mauro Carvalho Chehab
parent e32eb0d8a6
commit e8ced20951
1 changed files with 13 additions and 15 deletions
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28
drivers/media/platform/atmel/atmel-isi.c
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@ -1106,23 +1106,21 @@ static int isi_graph_parse(struct atmel_isi *isi, struct device_node *node)
struct device_node *ep = NULL;
struct device_node *remote;
while (1) {
ep = of_graph_get_next_endpoint(node, ep);
if (!ep)
return -EINVAL;
ep = of_graph_get_next_endpoint(node, ep);
if (!ep)
return -EINVAL;
remote = of_graph_get_remote_port_parent(ep);
if (!remote) {
of_node_put(ep);
return -EINVAL;
}
/* Remote node to connect */
isi->entity.node = remote;
isi->entity.asd.match_type = V4L2_ASYNC_MATCH_FWNODE;
isi->entity.asd.match.fwnode = of_fwnode_handle(remote);
return 0;
remote = of_graph_get_remote_port_parent(ep);
if (!remote) {
of_node_put(ep);
return -EINVAL;
}
/* Remote node to connect */
isi->entity.node = remote;
isi->entity.asd.match_type = V4L2_ASYNC_MATCH_FWNODE;
isi->entity.asd.match.fwnode = of_fwnode_handle(remote);
return 0;
}
static int isi_graph_init(struct atmel_isi *isi)