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-rw-r--r--hw/ide/core.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c
index a29ae9fb90..d145b19b0c 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -1789,9 +1789,13 @@ static void ide_init1(IDEBus *bus, int unit)
s->unit = unit;
s->drive_serial = drive_serial++;
/* we need at least 2k alignment for accessing CDROMs using O_DIRECT */
- s->io_buffer = qemu_memalign(2048, IDE_DMA_BUF_SECTORS*512 + 4);
s->io_buffer_total_len = IDE_DMA_BUF_SECTORS*512 + 4;
+ s->io_buffer = qemu_memalign(2048, s->io_buffer_total_len);
+ memset(s->io_buffer, 0, s->io_buffer_total_len);
+
s->smart_selftest_data = qemu_blockalign(s->bs, 512);
+ memset(s->smart_selftest_data, 0, 512);
+
s->sector_write_timer = qemu_new_timer_ns(vm_clock,
ide_sector_write_timer_cb, s);
}