[PATCH v3 05/11] cifs: Get rid of kstrdup_const()'d paths

Paulo Alcantara (SUSE)
2019-11-27T00:37:20Z

The DFS cache API is mostly used with heap allocated strings.

Signed-off-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
---
fs/cifs/dfs_cache.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/cifs/dfs_cache.c b/fs/cifs/dfs_cache.c
index aed4183840c5..49c5f045270f 100644
--- a/fs/cifs/dfs_cache.c
+++ b/fs/cifs/dfs_cache.c
@@ -131,7 +131,7 @@ static inline void flush_cache_ent(struct cache_entry *ce)
return;

hlist_del_init_rcu(&ce->hlist);
- kfree_const(ce->path);
+ kfree(ce->path);
free_tgts(ce);
cache_count--;
call_rcu(&ce->rcu, free_cache_entry);
@@ -420,7 +420,7 @@ static struct cache_entry *alloc_cache_entry(const char *path,
if (!ce)
return ERR_PTR(-ENOMEM);

- ce->path = kstrdup_const(path, GFP_KERNEL);
+ ce->path = kstrndup(path, strlen(path), GFP_KERNEL);
if (!ce->path) {
kmem_cache_free(cache_slab, ce);
return ERR_PTR(-ENOMEM);
@@ -430,7 +430,7 @@ static struct cache_entry *alloc_cache_entry(const char *path,

rc = copy_ref_data(refs, numrefs, ce, NULL);
if (rc) {
- kfree_const(ce->path);
+ kfree(ce->path);
kmem_cache_free(cache_slab, ce);
ce = ERR_PTR(rc);
}
--
2.24.0