Messages in this thread Patch in this message | | | From | Pavankumar Kondeti <> | Subject | [PATCH] opp: Fix required-opps phandle array count check | Date | Thu, 30 Sep 2021 15:39:08 +0530 |
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The 'required-opps' property is optional. So of_count_phandle_with_args() can return -ENOENT when queried for required-opps. Handle this case.
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org> --- drivers/opp/of.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/opp/of.c b/drivers/opp/of.c index 2a97c65..5437085 100644 --- a/drivers/opp/of.c +++ b/drivers/opp/of.c @@ -170,7 +170,7 @@ static void _opp_table_alloc_required_tables(struct opp_table *opp_table, } count = of_count_phandle_with_args(np, "required-opps", NULL); - if (!count) + if (count <= 0) goto put_np; required_opp_tables = kcalloc(count, sizeof(*required_opp_tables), -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
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