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-rw-r--r--nscd/grpcache.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/nscd/grpcache.c b/nscd/grpcache.c
index e391dc3984..c49c0e1906 100644
--- a/nscd/grpcache.c
+++ b/nscd/grpcache.c
@@ -190,7 +190,7 @@ cache_addgr (struct database_dyn *db, int fd, request_header *req,
 	  gr_mem_len_total += gr_mem_len[gr_mem_cnt];
 	}
 
-      written = total = (sizeof (struct dataset)
+      written = total = (offsetof (struct dataset, strdata)
 			 + gr_mem_cnt * sizeof (uint32_t)
 			 + gr_name_len + gr_passwd_len + gr_mem_len_total);
 
@@ -252,6 +252,9 @@ cache_addgr (struct database_dyn *db, int fd, request_header *req,
       char *key_copy = cp + key_offset;
       assert (key_copy == (char *) rawmemchr (cp, '\0') + 1);
 
+      assert (cp == dataset->strdata + total - offsetof (struct dataset,
+							 strdata));
+
       /* Now we can determine whether on refill we have to create a new
 	 record or not.  */
       if (he != NULL)