diff options
Diffstat (limited to 'fs/nfs/idmap.c')
| -rw-r--r-- | fs/nfs/idmap.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/fs/nfs/idmap.c b/fs/nfs/idmap.c index 5a5566fa161..fff79481218 100644 --- a/fs/nfs/idmap.c +++ b/fs/nfs/idmap.c @@ -362,7 +362,7 @@ struct idmap_hashent { unsigned long ih_expires; __u32 ih_id; size_t ih_namelen; - char ih_name[IDMAP_NAMESZ]; + const char *ih_name; }; struct idmap_hashtable { @@ -482,12 +482,17 @@ void nfs_idmap_delete(struct nfs_client *clp) { struct idmap *idmap = clp->cl_idmap; + int i; if (!idmap) return; nfs_idmap_unregister(clp, idmap->idmap_pipe); rpc_destroy_pipe_data(idmap->idmap_pipe); clp->cl_idmap = NULL; + for (i = 0; i < ARRAY_SIZE(idmap->idmap_user_hash.h_entries); i++) + kfree(idmap->idmap_user_hash.h_entries[i].ih_name); + for (i = 0; i < ARRAY_SIZE(idmap->idmap_group_hash.h_entries); i++) + kfree(idmap->idmap_group_hash.h_entries[i].ih_name); kfree(idmap); } @@ -634,9 +639,14 @@ static void idmap_update_entry(struct idmap_hashent *he, const char *name, size_t namelen, __u32 id) { + char *str = kmalloc(namelen + 1, GFP_KERNEL); + if (str == NULL) + return; + kfree(he->ih_name); he->ih_id = id; - memcpy(he->ih_name, name, namelen); - he->ih_name[namelen] = '\0'; + memcpy(str, name, namelen); + str[namelen] = '\0'; + he->ih_name = str; he->ih_namelen = namelen; he->ih_expires = jiffies + nfs_idmap_cache_timeout; } |