Commit f645f72d authored Jul 15, 2015 by Stephen Boyd

clk: ti: Check kzalloc() for failures



smatch reports a failure to check kzalloc() here:

drivers/clk/ti/clk.c:232
omap2_clk_provider_init() error: potential null dereference 'io'.
(kzalloc returns null)

Check for an allocation failure and return -ENOMEM.

Acked-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

parent 4d341056

drivers/clk/ti/clk.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -227,6 +227,8 @@ int __init omap2_clk_provider_init(struct device_node *parent, int index,
		clocks_node_ptr[index] = clocks;

		io = kzalloc(sizeof(*io), GFP_KERNEL);
		if (!io)
		return -ENOMEM;

		io->regmap = syscon;
		io->mem = mem;