[PATCH 1/1] clk: add more __must_check for bulk APIs

From: Dong Aisheng
Date: Tue Jan 23 2018 - 10:24:59 EST


we need it even when !CONFIG_HAVE_CLK because it allows
us to catch missing checking return values in the non-clk
compile configurations too. More test coverage.

Cc: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
Suggested-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
Signed-off-by: Dong Aisheng <aisheng.dong@xxxxxxx>
---
include/linux/clk.h | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/include/linux/clk.h b/include/linux/clk.h
index 4c4ef9f..0dbd088 100644
--- a/include/linux/clk.h
+++ b/include/linux/clk.h
@@ -209,7 +209,7 @@ static inline int clk_prepare(struct clk *clk)
return 0;
}

-static inline int clk_bulk_prepare(int num_clks, struct clk_bulk_data *clks)
+static inline int __must_check clk_bulk_prepare(int num_clks, struct clk_bulk_data *clks)
{
might_sleep();
return 0;
@@ -603,8 +603,8 @@ static inline struct clk *clk_get(struct device *dev, const char *id)
return NULL;
}

-static inline int clk_bulk_get(struct device *dev, int num_clks,
- struct clk_bulk_data *clks)
+static inline int __must_check clk_bulk_get(struct device *dev, int num_clks,
+ struct clk_bulk_data *clks)
{
return 0;
}
@@ -614,8 +614,8 @@ static inline struct clk *devm_clk_get(struct device *dev, const char *id)
return NULL;
}

-static inline int devm_clk_bulk_get(struct device *dev, int num_clks,
- struct clk_bulk_data *clks)
+static inline int __must_check devm_clk_bulk_get(struct device *dev, int num_clks,
+ struct clk_bulk_data *clks)
{
return 0;
}
@@ -645,7 +645,7 @@ static inline int clk_enable(struct clk *clk)
return 0;
}

-static inline int clk_bulk_enable(int num_clks, struct clk_bulk_data *clks)
+static inline int __must_check clk_bulk_enable(int num_clks, struct clk_bulk_data *clks)
{
return 0;
}
@@ -719,8 +719,8 @@ static inline void clk_disable_unprepare(struct clk *clk)
clk_unprepare(clk);
}

-static inline int clk_bulk_prepare_enable(int num_clks,
- struct clk_bulk_data *clks)
+static inline int __must_check clk_bulk_prepare_enable(int num_clks,
+ struct clk_bulk_data *clks)
{
int ret;

--
2.7.4