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-rw-r--r--src/backend/tsearch/dict_ispell.c9
-rw-r--r--src/backend/utils/adt/tsvector.c3
2 files changed, 6 insertions, 6 deletions
diff --git a/src/backend/tsearch/dict_ispell.c b/src/backend/tsearch/dict_ispell.c
index b6959e90e30..1cda70d2c43 100644
--- a/src/backend/tsearch/dict_ispell.c
+++ b/src/backend/tsearch/dict_ispell.c
@@ -127,20 +127,19 @@ dispell_lexize(PG_FUNCTION_ARGS)
if (res == NULL)
PG_RETURN_POINTER(NULL);
- ptr = cptr = res;
- while (ptr->lexeme)
+ cptr = res;
+ for (ptr = cptr; ptr->lexeme; ptr++)
{
if (searchstoplist(&(d->stoplist), ptr->lexeme))
{
pfree(ptr->lexeme);
ptr->lexeme = NULL;
- ptr++;
}
else
{
- memcpy(cptr, ptr, sizeof(TSLexeme));
+ if (cptr != ptr)
+ memcpy(cptr, ptr, sizeof(TSLexeme));
cptr++;
- ptr++;
}
}
cptr->lexeme = NULL;
diff --git a/src/backend/utils/adt/tsvector.c b/src/backend/utils/adt/tsvector.c
index 397e6c780bf..0dbbc9368bf 100644
--- a/src/backend/utils/adt/tsvector.c
+++ b/src/backend/utils/adt/tsvector.c
@@ -125,7 +125,8 @@ uniqueentry(WordEntryIN *a, int l, char *buf, int *outbuflen)
buflen += res->poslen * sizeof(WordEntryPos) + sizeof(uint16);
}
res++;
- memcpy(res, ptr, sizeof(WordEntryIN));
+ if (res != ptr)
+ memcpy(res, ptr, sizeof(WordEntryIN));
}
else if (ptr->entry.haspos)
{