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Diffstat (limited to 'xorg-server/glx/unpack.h')
-rw-r--r--xorg-server/glx/unpack.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/xorg-server/glx/unpack.h b/xorg-server/glx/unpack.h
index 7e6a55105..a5f211555 100644
--- a/xorg-server/glx/unpack.h
+++ b/xorg-server/glx/unpack.h
@@ -47,7 +47,7 @@
** Fetch a double from potentially unaligned memory.
*/
#ifdef __GLX_ALIGN64
-#define __GLX_MEM_COPY(dst,src,n) if (src != NULL && dst != NULL) memcpy(dst,src,n)
+#define __GLX_MEM_COPY(dst,src,n) memmove(dst,src,n)
#define __GLX_GET_DOUBLE(dst,src) __GLX_MEM_COPY(&dst,src,8)
#else
#define __GLX_GET_DOUBLE(dst,src) (dst) = *((GLdouble*)(src))