From: Takashi Iwai Date: Fri, 15 Sep 2023 08:27:58 +0000 (+0200) Subject: ALSA: xen: Fix -Wformat-truncation warning X-Git-Tag: v6.6.17~3724^2~23 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7272b8bfba35b2333b33d77f73ce75ee161880c2;p=platform%2Fkernel%2Flinux-rpi.git ALSA: xen: Fix -Wformat-truncation warning The compile warning with -Wformat-truncation at xen_snd_front_cfg_card() is false-positive; the loop can be only for SNDRV_PCM_DEVICES which is at most 32. For suppressing the warning, replace snprintf() with scnprintf(). As stated in the above, truncation doesn't matter. Link: https://lore.kernel.org/r/20230915082802.28684-10-tiwai@suse.de Signed-off-by: Takashi Iwai --- diff --git a/sound/xen/xen_snd_front_cfg.c b/sound/xen/xen_snd_front_cfg.c index 63b0398c3276..55ecf766ca67 100644 --- a/sound/xen/xen_snd_front_cfg.c +++ b/sound/xen/xen_snd_front_cfg.c @@ -483,7 +483,7 @@ int xen_snd_front_cfg_card(struct xen_snd_front_info *front_info, *stream_cnt = 0; num_devices = 0; do { - snprintf(node, sizeof(node), "%d", num_devices); + scnprintf(node, sizeof(node), "%d", num_devices); if (!xenbus_exists(XBT_NIL, xb_dev->nodename, node)) break;