From afec7cf56e0eac14cdd875c77b1984738f7eef17 Mon Sep 17 00:00:00 2001 From: toge Date: Tue, 23 Nov 2021 22:53:50 +0900 Subject: insert null at end of strncpy target array. --- src/mixer_plugin.c | 2 ++ src/pcm_plugin.c | 3 +++ 2 files changed, 5 insertions(+) diff --git a/src/mixer_plugin.c b/src/mixer_plugin.c index b7fcc0b..a07b8f6 100644 --- a/src/mixer_plugin.c +++ b/src/mixer_plugin.c @@ -83,6 +83,7 @@ static int mixer_plug_get_elem_id(struct mixer_plug_data *plug_data, strncpy((char *)id->name, (char *)ctl->name, sizeof(id->name) - 1); + ((char *)id->name)[sizeof(id->name) - 1] = '\0'; return 0; } @@ -101,6 +102,7 @@ static int mixer_plug_info_enum(struct snd_control *ctl, strncpy(einfo->value.enumerated.name, val->texts[einfo->value.enumerated.item], sizeof(einfo->value.enumerated.name) - 1); + einfo->value.enumerated.name[sizeof(einfo->value.enumerated.name) - 1] = '\0'; return 0; } diff --git a/src/pcm_plugin.c b/src/pcm_plugin.c index 610b5d9..47bf4a5 100644 --- a/src/pcm_plugin.c +++ b/src/pcm_plugin.c @@ -154,8 +154,11 @@ static int pcm_plug_info(struct pcm_plug_data *plug_data, } strncpy((char *)info->id, name, sizeof(info->id) - 1); + ((char *)info->id)[sizeof(info->id) - 1] = '\0'; strncpy((char *)info->name, name, sizeof(info->name) - 1); + ((char *)info->name)[sizeof(info->name) - 1] = '\0'; strncpy((char *)info->subname, name, sizeof(info->subname) - 1); + ((char *)info->subname)[sizeof(info->subname) - 1] = '\0'; info->subdevices_count = 1; -- cgit v1.2.3