of_device_ids are not supposed to change at runtime. All functions working with of_device_ids provided by <linux/of.h> work with const of_device_ids. So mark the non-const structs as const. File size before: text data bss dec hex filename 2376 808 128 3312 cf0 drivers/crypto/caam/jr.o File size after constify caam_jr_match: text data bss dec hex filename 2976 192 128 3296 ce0 drivers/crypto/caam/jr.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx> --- drivers/crypto/caam/jr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c index 2763100..1ccfb31 100644 --- a/drivers/crypto/caam/jr.c +++ b/drivers/crypto/caam/jr.c @@ -536,7 +536,7 @@ static int caam_jr_probe(struct platform_device *pdev) return 0; } -static struct of_device_id caam_jr_match[] = { +static const struct of_device_id caam_jr_match[] = { { .compatible = "fsl,sec-v4.0-job-ring", }, -- 1.9.1