soc: ti: pruss: fix referenced node in error message

So far, "(null)" is reported for the node that is missing clocks.

Signed-off-by: Jan Kiszka <[e-mail]>
Acked-by: Suman Anna <[e-mail]>
Signed-off-by: Nishanth Menon <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

drivers/soc/ti/pruss.c

···
 
 	clks_np = of_get_child_by_name(cfg_node, "clocks");
 	if (!clks_np) {
-		dev_err(dev, "%pOF is missing its 'clocks' node\n", clks_np);
+		dev_err(dev, "%pOF is missing its 'clocks' node\n", cfg_node);
 		return -ENODEV;
 	}