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-rw-r--r--drivers/atmodem/ussd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/atmodem/ussd.c b/drivers/atmodem/ussd.c
index ab512eca..d1c921bb 100644
--- a/drivers/atmodem/ussd.c
+++ b/drivers/atmodem/ussd.c
@@ -148,7 +148,7 @@ static void at_ussd_request(struct ofono_ussd *ussd, const char *str,
if (written > max_len)
goto error;
- sprintf(buf, "AT+CUSD=1,\"%*s\",%d", (int) written, converted, dcs);
+ sprintf(buf, "AT+CUSD=1,\"%.*s\",%d", (int) written, converted, dcs);
g_free(converted);
converted = NULL;