The functions used by qemu_memalign() require an alignment that is at
least sizeof(void*). Adjust it if it is too small.
Signed-off-by: Kevin Wolf <kw...@redhat.com>
Reviewed-by: Wenchao Xia <xiaw...@linux.vnet.ibm.com>
Reviewed-by: Max Reitz <mre...@redhat.com>
Reviewed-by: Benoît Canet <ben...@irqsave.net>
---
util/oslib-posix.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index f5c4016..d5dca47 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -88,6 +88,11 @@ void *qemu_oom_check(void *ptr)
void *qemu_memalign(size_t alignment, size_t size)
{
void *ptr;
+
+ if (alignment < sizeof(void*)) {
+ alignment = sizeof(void*);
+ }
+
#if defined(_POSIX_C_SOURCE) && !defined(__sun__)
int ret;
ret = posix_memalign(&ptr, alignment, size);
--
1.8.1.4
