OMAP2+: hwmod: Fix what _init_clock returns

_init_clock always returns 0 and does
not propogate the error (in case of failure)
back to the caller, causing _init_clocks to
fail silently.
Signed-off-by: NRajendra Nayak <rnayak@ti.com>
Acked-by: NBenoît Cousson <b-cousson@ti.com>
Signed-off-by: NPaul Walmsley <paul@pwsan.com>

arch/arm/mach-omap2/omap_hwmod.c

@@ -926,7 +926,7 @@ static int _init_clocks(struct omap_hwmod *oh, void *data)
 	if (!ret)
 		oh->_state = _HWMOD_STATE_CLKS_INITED;
 
-	return 0;
+	return ret;
 }
 
 /**