From: Christophe JAILLET Date: Sat, 29 Mar 2025 14:26:42 +0000 (+0100) Subject: media: flexcop-i2c: Constify struct i2c_algorithm X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=065eb4d262473037ef6f7a409ed8da489bc64c4e;p=thirdparty%2Flinux.git media: flexcop-i2c: Constify struct i2c_algorithm 'struct i2c_algorithm' is not modified in this driver. Constifying this structure moves some data to a read-only section, so increase overall security, especially when the structure holds some function pointers. On a x86_64, with allmodconfig, as an example: Before: ====== text data bss dec hex filename 6645 216 16 6877 1add drivers/media/common/b2c2/flexcop-i2c.o After: ===== text data bss dec hex filename 6721 160 16 6897 1af1 drivers/media/common/b2c2/flexcop-i2c.o Signed-off-by: Christophe JAILLET Signed-off-by: Hans Verkuil --- diff --git a/drivers/media/common/b2c2/flexcop-i2c.c b/drivers/media/common/b2c2/flexcop-i2c.c index 1f1eaa807811b..21edf870d927c 100644 --- a/drivers/media/common/b2c2/flexcop-i2c.c +++ b/drivers/media/common/b2c2/flexcop-i2c.c @@ -209,7 +209,7 @@ static u32 flexcop_i2c_func(struct i2c_adapter *adapter) return I2C_FUNC_I2C; } -static struct i2c_algorithm flexcop_algo = { +static const struct i2c_algorithm flexcop_algo = { .master_xfer = flexcop_master_xfer, .functionality = flexcop_i2c_func, };