diff options
| -rw-r--r-- | epan/dissectors/packet-asterix.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/epan/dissectors/packet-asterix.c b/epan/dissectors/packet-asterix.c index ca6722c9ce..759e0f0b76 100644 --- a/epan/dissectors/packet-asterix.c +++ b/epan/dissectors/packet-asterix.c @@ -7170,17 +7170,14 @@ static guint8 asterix_bit (guint8 b, guint8 bitNo) /* Function makes gint64 two's complement. * Only the bit_len bit are set in gint64. All more significant - * bits need to be set to to have proper two's complement. + * bits need to be set to have proper two's complement. * If the number is negative, all other bits must be set to 1. * If the number is positive, all other bits must remain 0. */ static void twos_complement (gint64 *v, guint8 bit_len) { - guint64 i, to_stuff; - i = (G_GUINT64_CONSTANT(1) << (bit_len - 1)); - to_stuff = *v & i; - i = 0; - if (to_stuff) i = G_GINT64_CONSTANT(0xffffffffffffffff) << bit_len; - *v = *v | i; + if (*v & (G_GUINT64_CONSTANT(1) << (bit_len - 1))) { + *v |= (G_GUINT64_CONSTANT(0xffffffffffffffff) << bit_len); + } } static guint8 asterix_fspec_len (tvbuff_t *tvb, guint offset) |