wmavoice: fix a signed overflow

Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago · ba3f07d061
parent 05795f35be
commit ba3f07d061
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/wmavoice.c
+++ b/libavcodec/wmavoice.c
@ -1085,7 +1085,7 @@ static void aw_pulse_set2(WMAVoiceContext *s, GetBitContext *gb,
            int excl_range         = s->aw_pulse_range; // always 16 or 24
            uint16_t *use_mask_ptr = &use_mask[idx >> 4];
            int first_sh           = 16 - (idx & 15);
-            *use_mask_ptr++       &= 0xFFFF << first_sh;
+            *use_mask_ptr++       &= 0xFFFFu << first_sh;
            excl_range            -= first_sh;
            if (excl_range >= 16) {
                *use_mask_ptr++    = 0;