| Message ID | 20170710011000.GA21364@embeddedgus (mailing list archive) |
|---|---|
| State | Accepted |
| Headers | show |
diff --git a/drivers/media/pci/mantis/mantis_i2c.c b/drivers/media/pci/mantis/mantis_i2c.c index d72ee47..496c10d 100644 --- a/drivers/media/pci/mantis/mantis_i2c.c +++ b/drivers/media/pci/mantis/mantis_i2c.c @@ -212,7 +212,7 @@ static u32 mantis_i2c_func(struct i2c_adapter *adapter) return I2C_FUNC_SMBUS_EMUL; } -static struct i2c_algorithm mantis_algo = { +static const struct i2c_algorithm mantis_algo = { .master_xfer = mantis_i2c_xfer, .functionality = mantis_i2c_func, };
Check for i2c_algorithm structures that are only stored in the algo field of an i2c_adapter structure. This field is declared const, so i2c_algorithm structures that have this property can be declared as const also. This issue was identified using Coccinelle and the following semantic patch: @r disable optional_qualifier@ identifier i; position p; @@ static struct i2c_algorithm i@p = { ... }; @ok@ identifier r.i; struct i2c_adapter e; position p; @@ e.algo = &i@p; @bad@ position p != {r.p,ok.p}; identifier r.i; @@ i@p @depends on !bad disable optional_qualifier@ identifier r.i; @@ static +const struct i2c_algorithm i = { ... }; Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> --- drivers/media/pci/mantis/mantis_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)