bus: del unnecessary init var

The compiler generates initialization instructions,
which consume additional CPU cycles. the
sysc_clockdomain_init should assign a value
to 'error' before it is read.so the var don't need init
to 0.

Signed-off-by: Li Jun <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Kevin Hilman <[email protected]>
Signed-off-by: Arnd Bergmann <[email protected]>

Author: GT119119

drivers/bus/ti-sysc.c

@@ -2170,9 +2170,8 @@ static int sysc_reset(struct sysc *ddata)
 static int sysc_init_module(struct sysc *ddata)
 {
 	bool rstctrl_deasserted = false;
-	int error = 0;
+	int error = sysc_clockdomain_init(ddata);
 
-	error = sysc_clockdomain_init(ddata);
 	if (error)
 		return error;