patch 8.0.1043: warning for uninitialized variable

Problem:    Warning for uninitialized variable. (John Marriott)
Solution:   Move code to check indent inside "if".
diff --git a/src/ops.c b/src/ops.c
index 9ca5198..e8308bb 100644
--- a/src/ops.c
+++ b/src/ops.c
@@ -2597,14 +2597,6 @@
 	    && LT_POS(curbuf->b_op_start_orig, t1))
 	oap->start = curbuf->b_op_start_orig;
 
-    /* if indent kicked in, the firstline might have changed
-     * but only do that, if the indent actually increased */
-    ind_post = (colnr_T)getwhitecols_curline();
-    if (curbuf->b_op_start.col > ind_pre && ind_post > ind_pre)
-    {
-	bd.textcol += ind_post - ind_pre;
-	bd.start_vcol += ind_post - ind_pre;
-    }
     /* If user has moved off this line, we don't know what to do, so do
      * nothing.
      * Also don't repeat the insert when Insert mode ended with CTRL-C. */
@@ -2615,6 +2607,15 @@
     {
 	struct block_def	bd2;
 
+	/* If indent kicked in, the firstline might have changed
+	 * but only do that, if the indent actually increased. */
+	ind_post = (colnr_T)getwhitecols_curline();
+	if (curbuf->b_op_start.col > ind_pre && ind_post > ind_pre)
+	{
+	    bd.textcol += ind_post - ind_pre;
+	    bd.start_vcol += ind_post - ind_pre;
+	}
+
 	/* The user may have moved the cursor before inserting something, try
 	 * to adjust the block for that. */
 	if (oap->start.lnum == curbuf->b_op_start_orig.lnum && !bd.is_MAX)