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-rw-r--r--source4/lib/tdb/common/tdb.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/source4/lib/tdb/common/tdb.c b/source4/lib/tdb/common/tdb.c
index 70d050e7e6..28129a8c8e 100644
--- a/source4/lib/tdb/common/tdb.c
+++ b/source4/lib/tdb/common/tdb.c
@@ -579,8 +579,12 @@ int tdb_append(struct tdb_context *tdb, TDB_DATA key, TDB_DATA new_dbuf)
if (dbuf.dptr == NULL) {
dbuf.dptr = (unsigned char *)malloc(new_dbuf.dsize);
} else {
- dbuf.dptr = (unsigned char *)realloc(dbuf.dptr,
+ unsigned char *new_dptr = (unsigned char *)realloc(dbuf.dptr,
dbuf.dsize + new_dbuf.dsize);
+ if (new_dptr == NULL) {
+ free(dbuf.dptr);
+ }
+ dbuf.dptr = new_dptr;
}
if (dbuf.dptr == NULL) {