fix a bug when null function pointer is used.

For certain partition size, the function poniter may not be intialized
at all. The patch prevent the call if the pointer is not set.

Change-Id: I78b8c3992b639e8799a16b3c74f0973d07b8b9ac

diff --git a/vp9/encoder/vp9_mcomp.c b/vp9/encoder/vp9_mcomp.c
index b6515e6975dda18b6b8b0468159e855915c1b06e..55e4c36debd3db3af6eb82b8c5d0317ac6cfdd82 100644 (file)
--- a/vp9/encoder/vp9_mcomp.c
+++ b/vp9/encoder/vp9_mcomp.c
@@ -1824,7 +1824,7 @@ int vp9_full_search_sadx8(MACROBLOCK *x, int_mv *ref_mv,
       }
     }
 
-    while ((c + 2) < col_max) {
+    while ((c + 2) < col_max && fn_ptr->sdx3f != NULL) {
       int i;
 
       fn_ptr->sdx3f(what, what_stride, check_here, in_what_stride, sad_array);