From: Heiko Carstens Date: Mon, 25 Oct 2021 09:56:56 +0000 (+0200) Subject: s390/qeth: add __printf format attribute to qeth_dbf_longtext X-Git-Tag: v6.1-rc5~2768^2~101^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=79140e22d245aa3d06e2991f397c187b3ab07df3;p=platform%2Fkernel%2Flinux-starfive.git s390/qeth: add __printf format attribute to qeth_dbf_longtext Allow the compiler to recognize and check format strings and parameters. As reported with allmodconfig and W=1: drivers/s390/net/qeth_core_main.c: In function ‘qeth_dbf_longtext’: drivers/s390/net/qeth_core_main.c:6190:9: error: function ‘qeth_dbf_longtext’ might be a candidate for ‘gnu_printf’ format attribute [-Werror=suggest-attribute=format] 6190 | vsnprintf(dbf_txt_buf, sizeof(dbf_txt_buf), fmt, args); | ^~~~~~~~~ Acked-by: Julian Wiedmann Signed-off-by: Heiko Carstens Signed-off-by: Julian Wiedmann Signed-off-by: David S. Miller --- diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index 09e1d2d..20dca4c 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -1084,6 +1084,7 @@ int qeth_setadpparms_set_access_ctrl(struct qeth_card *card, int qeth_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); int qeth_siocdevprivate(struct net_device *dev, struct ifreq *rq, void __user *data, int cmd); +__printf(3, 4) void qeth_dbf_longtext(debug_info_t *id, int level, char *text, ...); int qeth_configure_cq(struct qeth_card *, enum qeth_cq); int qeth_hw_trap(struct qeth_card *, enum qeth_diags_trap_action);