clk: qcom: rpmh: skip undefined clocks when registering

When iterating over a platform's available clocks in clk_rpmh_probe(),
check for undefined (null) entries in the clocks array. Not all
clock indexes necessarily have clocks defined.

Signed-off-by: Taniya Das <[e-mail]>
Link: https://lkml.kernel.org/r/[e-mail]
[[e-mail]: Leave 'name' declaration at beginning of loop]
Signed-off-by: Stephen Boyd <[e-mail]>

drivers/clk/qcom/clk-rpmh.c

···
 	hw_clks = desc->clks;
 
 	for (i = 0; i < desc->num_clks; i++) {
-		const char *name = hw_clks[i]->init->name;
+		const char *name;
 		u32 res_addr;
 		size_t aux_data_len;
 		const struct bcm_db *data;
+
+		if (!hw_clks[i])
+			continue;
+
+		name = hw_clks[i]->init->name;
 
 		rpmh_clk = to_clk_rpmh(hw_clks[i]);
 		res_addr = cmd_db_read_addr(rpmh_clk->res_name);