diff options
| -rw-r--r-- | src/mm-port-probe.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/mm-port-probe.c b/src/mm-port-probe.c index 788c1045..6c36e6ba 100644 --- a/src/mm-port-probe.c +++ b/src/mm-port-probe.c @@ -597,15 +597,16 @@ static gboolean is_non_at_response (const guint8 *data, gsize len) { const gchar **iter; - size_t iter_len; - int i; + gsize iter_len; + gsize i; /* Some devices (observed on a ZTE branded "QUALCOMM INCORPORATED" model * "154") spew NULLs from some ports. */ - if ( (len >= sizeof (zerobuf)) - && (memcmp (data, zerobuf, sizeof (zerobuf)) == 0)) - return TRUE; + for (i = 0; (len >= sizeof (zerobuf)) && (i < len - sizeof (zerobuf)); i++) { + if (!memcmp (&data[i], zerobuf, sizeof (zerobuf))) + return TRUE; + } /* Check for a well-known non-AT response. There are some ports (eg many * Icera-based chipsets, Qualcomm Gobi devices before their firmware is |