staging: media: omap1: Replace clk_get with devm_clk_get
devm_clk_get allocated resources get released when a driver detaches.
Replace clk_get with devm_clk_get and remove corresponding data
releasing function clk_put from probe and remove functions of a
platform device. Also remove an unnecessary label.
This change was made with the help of the following Coccinelle
semantic patch:
@platform@
identifier p, probefn, removefn;
@@
struct platform_driver p = {
.probe = probefn,
.remove = removefn,
};