| Message ID | 4bc3e3b4d10223d9df850fe4ba48f1cefd197082.1731689418.git.christophe.jaillet@wanadoo.fr |
|---|---|
| State | Accepted |
| Commit | 34e77144308ff1efe2e865e68a033ce166f6411e |
| Headers | show |
| Series | Input: cypress-sf - Constify struct i2c_device_id | expand |
diff --git a/drivers/input/keyboard/cypress-sf.c b/drivers/input/keyboard/cypress-sf.c index eb1d0720784d..335b72efc5aa 100644 --- a/drivers/input/keyboard/cypress-sf.c +++ b/drivers/input/keyboard/cypress-sf.c @@ -208,7 +208,7 @@ static int cypress_sf_resume(struct device *dev) static DEFINE_SIMPLE_DEV_PM_OPS(cypress_sf_pm_ops, cypress_sf_suspend, cypress_sf_resume); -static struct i2c_device_id cypress_sf_id_table[] = { +static const struct i2c_device_id cypress_sf_id_table[] = { { CYPRESS_SF_DEV_NAME }, { } };
'struct i2c_device_id' is not modified in this driver. Constifying this structure moves some data to a read-only section, so increase overall security. On a x86_64, with allmodconfig: Before: ====== text data bss dec hex filename 6438 618 0 7056 1b90 drivers/input/keyboard/cypress-sf.o After: ===== text data bss dec hex filename 6502 554 0 7056 1b90 drivers/input/keyboard/cypress-sf.o Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- Compile tested-only. --- drivers/input/keyboard/cypress-sf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)