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Diffstat (limited to 'mach')
-rw-r--r--mach/msg-destroy.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/mach/msg-destroy.c b/mach/msg-destroy.c
index 7429ecb..0a8b46c 100644
--- a/mach/msg-destroy.c
+++ b/mach/msg-destroy.c
@@ -38,6 +38,7 @@
*
*/
+#include <libc-pointer-arith.h>
#if 1
#include <mach.h>
#else
@@ -162,9 +163,10 @@ __mach_msg_destroy (mach_msg_header_t *msg)
saddr += sizeof(mach_msg_type_t);
}
- /* calculate length of data in bytes, rounding up */
- length = (((((number * size) + 7) >> 3) + sizeof (int) - 1)
- &~ (sizeof (int) - 1));
+ /* Calculate length of data in bytes... */
+ length = ((number * size) + 7) >> 3;
+ /* ... and round up using uintptr_t alignment */
+ length = ALIGN_UP (length, __alignof__ (uintptr_t));
addr = is_inline ? saddr : * (vm_offset_t *) saddr;
@@ -177,7 +179,6 @@ __mach_msg_destroy (mach_msg_header_t *msg)
}
if (is_inline) {
- /* inline data sizes round up to int boundaries */
saddr += length;
} else {
mach_msg_destroy_memory(addr, length);