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Diffstat (limited to 'pjsip/src/pjsua-lib/pjsua_aud.c')
-rw-r--r--pjsip/src/pjsua-lib/pjsua_aud.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/pjsip/src/pjsua-lib/pjsua_aud.c b/pjsip/src/pjsua-lib/pjsua_aud.c
index d81ac9ab..e15c54aa 100644
--- a/pjsip/src/pjsua-lib/pjsua_aud.c
+++ b/pjsip/src/pjsua-lib/pjsua_aud.c
@@ -1759,12 +1759,14 @@ static pj_status_t open_snd_dev(pjmedia_snd_port_param *param)
if (status==PJ_SUCCESS) {
if (param->base.clock_rate != pjsua_var.media_cfg.clock_rate) {
char tmp_buf[128];
- int tmp_buf_len = sizeof(tmp_buf);
+ int tmp_buf_len;
- tmp_buf_len = pj_ansi_snprintf(tmp_buf, sizeof(tmp_buf)-1,
+ tmp_buf_len = pj_ansi_snprintf(tmp_buf, sizeof(tmp_buf),
"%s (%dKHz)",
rec_info.name,
param->base.clock_rate/1000);
+ if (tmp_buf_len < 1 || tmp_buf_len >= (int)sizeof(tmp_buf))
+ tmp_buf_len = sizeof(tmp_buf) - 1;
pj_strset(&tmp, tmp_buf, tmp_buf_len);
pjmedia_conf_set_port0_name(pjsua_var.mconf, &tmp);
} else {