hw/audio/intel-hda: Avoid shift into sign bit

Add a U suffix to avoid shifting into the sign bit (which is
undefined behaviour in C).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Peter Maydell 2014-05-09 14:22:53 +01:00 committed by Gerd Hoffmann
parent a2554a334a
commit b1fe60cd35
1 changed files with 2 additions and 2 deletions

View File

@ -245,7 +245,7 @@ static void intel_hda_update_int_sts(IntelHDAState *d)
/* update global status */
if (sts & d->int_ctl) {
sts |= (1 << 31);
sts |= (1U << 31);
}
d->int_sts = sts;
@ -257,7 +257,7 @@ static void intel_hda_update_irq(IntelHDAState *d)
int level;
intel_hda_update_int_sts(d);
if (d->int_sts & (1 << 31) && d->int_ctl & (1 << 31)) {
if (d->int_sts & (1U << 31) && d->int_ctl & (1U << 31)) {
level = 1;
} else {
level = 0;