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| author |   Pavankumar Kondeti <pkondeti@codeaurora.org> | 2021-09-30 15:39:08 +0530 |
|---|---|---|
| committer |   Viresh Kumar <viresh.kumar@linaro.org> | 2021-10-04 12:23:09 +0530 |
| commit | 8b7912f4cb6c29a1223ca7f2472bf12c44cc285e (patch) | |
| tree | 06be294c1198715bba0bf15054215d28882ae435 /drivers/opp | |
| parent | Linux 5.15-rc1 (diff) | |
| download | linux-dev-8b7912f4cb6c29a1223ca7f2472bf12c44cc285e.tar.xz linux-dev-8b7912f4cb6c29a1223ca7f2472bf12c44cc285e.zip | |
opp: Fix required-opps phandle array count check
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>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/opp')
| -rw-r--r-- | drivers/opp/of.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/opp/of.c b/drivers/opp/of.c index 2a97c6535c4c..5437085fb380 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), |