builtin/blame.c: Fix a "Using plain integer as NULL pointer" warning

diff --git a/builtin/blame.c b/builtin/blame.c
index 778d661bef4b61d4e77f63c0971569d6ec954057..24d3dd52920542b993d4945ccb2642a74da5f759 100644 (file)
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -93,7 +93,7 @@ static int diff_hunks(mmfile_t *file_a, mmfile_t *file_b, long ctxlen,
 {
        xpparam_t xpp = {0};
        xdemitconf_t xecfg = {0};
-       xdemitcb_t ecb = {0};
+       xdemitcb_t ecb = {NULL};
 
        xpp.flags = xdl_opts;
        xecfg.ctxlen = ctxlen;