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authorBALATON Zoltan <balaton@eik.bme.hu>2018-01-18 19:18:59 +0100
committerDavid Gibson <david@gibson.dropbear.id.au>2018-01-20 17:15:05 +1100
commit3a14ba466488fc717dccd4429487295d79fe0775 (patch)
treecf7408c85eac6a02a320c3c58d8198de159077e9 /hw/ide
parentcf4969ec35c3502cfe2ffe5a229504607f4a2589 (diff)
sii3112: Add explicit type casts to avoid unintended sign extension
Noticed by Coverity Reported-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw/ide')
-rw-r--r--hw/ide/sii3112.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/hw/ide/sii3112.c b/hw/ide/sii3112.c
index e2f5562bb7..17aa930e39 100644
--- a/hw/ide/sii3112.c
+++ b/hw/ide/sii3112.c
@@ -79,13 +79,13 @@ static uint64_t sii3112_reg_read(void *opaque, hwaddr addr,
val |= (d->regs[0].confstat & (1UL << 11) ? (1 << 4) : 0); /*SATAINT0*/
val |= (d->regs[1].confstat & (1UL << 11) ? (1 << 6) : 0); /*SATAINT1*/
val |= (d->i.bmdma[1].status & BM_STATUS_INT ? (1 << 14) : 0);
- val |= d->i.bmdma[0].status << 16;
- val |= d->i.bmdma[1].status << 24;
+ val |= (uint32_t)d->i.bmdma[0].status << 16;
+ val |= (uint32_t)d->i.bmdma[1].status << 24;
break;
case 0x18:
val = d->i.bmdma[1].cmd;
val |= (d->regs[1].confstat & (1UL << 11) ? (1 << 4) : 0);
- val |= d->i.bmdma[1].status << 16;
+ val |= (uint32_t)d->i.bmdma[1].status << 16;
break;
case 0x80 ... 0x87:
if (size == 1) {
@@ -128,7 +128,7 @@ static uint64_t sii3112_reg_read(void *opaque, hwaddr addr,
val = (d->i.bus[0].ifs[0].blk) ? 0x113 : 0;
break;
case 0x148:
- val = d->regs[0].sien << 16;
+ val = (uint32_t)d->regs[0].sien << 16;
break;
case 0x180:
val = d->regs[1].scontrol;
@@ -137,7 +137,7 @@ static uint64_t sii3112_reg_read(void *opaque, hwaddr addr,
val = (d->i.bus[1].ifs[0].blk) ? 0x113 : 0;
break;
case 0x1c8:
- val = d->regs[1].sien << 16;
+ val = (uint32_t)d->regs[1].sien << 16;
break;
default:
val = 0;