Fix an obsolete comment that defines the meaning of one of the parameters
to the sqlite3FindInIndex() subroutine.  No changes to code.

FossilOrigin-Name: 0c946f0846b2835f8facca806a4d4ecc2b2e97343de245a0d91716d998b2a829
diff --git a/src/expr.c b/src/expr.c
index 622024e..fabb99c 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -2399,7 +2399,7 @@
 #ifndef SQLITE_OMIT_SUBQUERY
 int sqlite3FindInIndex(
   Parse *pParse,             /* Parsing context */
-  Expr *pX,                  /* The right-hand side (RHS) of the IN operator */
+  Expr *pX,                  /* The IN expression */
   u32 inFlags,               /* IN_INDEX_LOOP, _MEMBERSHIP, and/or _NOOP_OK */
   int *prRhsHasNull,         /* Register holding NULL status.  See notes */
   int *aiMap,                /* Mapping from Index fields to RHS fields */