From: Julia Lawall <julia@xxxxxxx> The return -EINVAL appears to only make sense if the if branch that it is aligned with is taken, so move it into that branch The semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r disable braces4@ position p1,p2; statement S1,S2; @@ ( if (...) { ... } | if (...) S1@p1 S2@p2 ) @script:python@ p1 << r.p1; p2 << r.p2; @@ if (p1[0].column == p2[0].column): cocci.print_main("branch",p1) cocci.print_secs("after",p2) // </smpl> Signed-off-by: Julia Lawall <julia@xxxxxxx> --- This patch changes the semantics, and the change might not be correct. drivers/spi/amba-pl022.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c index f0a1418..4de50de 100644 --- a/drivers/spi/amba-pl022.c +++ b/drivers/spi/amba-pl022.c @@ -1348,10 +1348,11 @@ static int verify_controller_parameters(struct pl022 *pl022, if ((chip_info->duplex != SSP_MICROWIRE_CHANNEL_FULL_DUPLEX) && (chip_info->duplex != - SSP_MICROWIRE_CHANNEL_HALF_DUPLEX)) + SSP_MICROWIRE_CHANNEL_HALF_DUPLEX)) { dev_err(chip_info->dev, "Microwire duplex mode is configured incorrectly\n"); return -EINVAL; + } } else { if (chip_info->duplex != SSP_MICROWIRE_CHANNEL_FULL_DUPLEX) dev_err(chip_info->dev, -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html