Replace kmalloc with kmalloc array in clk/at91/sam9x7.c. Refactor to new
API, for cases with dynamic size calculations inside kmalloc().

Resend is to correct previously sent patches mailing address.

Signed-off-by: Sidharth Seela <sidharthseela@gmail.com>
---
diff --git a/drivers/clk/at91/sam9x7.c b/drivers/clk/at91/sam9x7.c
index ffab32b047a0..0c0a746a183d 100644
--- a/drivers/clk/at91/sam9x7.c
+++ b/drivers/clk/at91/sam9x7.c
@@ -748,9 +748,9 @@ static void __init sam9x7_pmc_setup(struct device_node *np)
 	if (!sam9x7_pmc)
 		return;
 
-	clk_mux_buffer = kmalloc(sizeof(void *) *
-				 (ARRAY_SIZE(sam9x7_gck)),
-				 GFP_KERNEL);
+	clk_mux_buffer = kmalloc_array(ARRAY_SIZE(sam9x7_gck),
+					sizeof(void *),
+					GFP_KERNEL);
 	if (!clk_mux_buffer)
 		goto err_free;
 
-- 
2.39.5 (Apple Git-154)