diff options
| author | Aurelien Jarno <aurelien@aurel32.net> | 2011-01-01 21:50:34 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2011-01-24 11:08:50 +0100 |
| commit | 653df36bbe58e20258610bc74c5940c456b31084 (patch) | |
| tree | a936f70f12eb0b6b5c1c90a6dedea124b0c98509 /block | |
| parent | 0bfe006c5380c5f8a485a55ded3329fbbc224396 (diff) | |
| download | qemu-653df36bbe58e20258610bc74c5940c456b31084.tar.gz qemu-653df36bbe58e20258610bc74c5940c456b31084.tar.bz2 qemu-653df36bbe58e20258610bc74c5940c456b31084.zip | |
qcow2: fix unaligned access
cpu_to_be64w() is called with an obviously non-aligned pointer. Use
cpu_to_be64wu() instead. It fixes unaligned accesses errors on IA64
hosts.
Cc: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/qcow2-cluster.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/qcow2-cluster.c b/block/qcow2-cluster.c index 6928c6341d..c3ef550f7e 100644 --- a/block/qcow2-cluster.c +++ b/block/qcow2-cluster.c @@ -81,7 +81,7 @@ int qcow2_grow_l1_table(BlockDriverState *bs, int min_size, bool exact_size) /* set new table */ BLKDBG_EVENT(bs->file, BLKDBG_L1_GROW_ACTIVATE_TABLE); cpu_to_be32w((uint32_t*)data, new_l1_size); - cpu_to_be64w((uint64_t*)(data + 4), new_l1_table_offset); + cpu_to_be64wu((uint64_t*)(data + 4), new_l1_table_offset); ret = bdrv_pwrite_sync(bs->file, offsetof(QCowHeader, l1_size), data,sizeof(data)); if (ret < 0) { goto fail; |