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| author |   Gen Zhang <blackgod016574@gmail.com> | 2019-05-28 09:12:39 +0800 |
|---|---|---|
| committer |   Steve French <stfrench@microsoft.com> | 2019-05-28 19:13:58 -0500 |
| commit | 50fbc13dc12666f3604dc2555a47fc8c4e29162b (patch) | |
| tree | b8bfab343386e7c7d3f096269d2eeab7620e8afd /fs | |
| parent | fs/cifs/smb2pdu.c: fix buffer free in SMB2_ioctl_free (diff) | |
| download | linux-dev-50fbc13dc12666f3604dc2555a47fc8c4e29162b.tar.xz linux-dev-50fbc13dc12666f3604dc2555a47fc8c4e29162b.zip | |
dfs_cache: fix a wrong use of kfree in flush_cache_ent()
In flush_cache_ent(), 'ce->ce_path' is allocated by kstrdup_const().
It should be freed by kfree_const(), rather than kfree().
Signed-off-by: Gen Zhang <blackgod016574@gmail.com>
Reviewed-by: Paulo Alcantara <palcantara@suse.de>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/dfs_cache.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/cifs/dfs_cache.c b/fs/cifs/dfs_cache.c index 85dc89d3a203..e3e1c13df439 100644 --- a/fs/cifs/dfs_cache.c +++ b/fs/cifs/dfs_cache.c @@ -132,7 +132,7 @@ static inline void flush_cache_ent(struct dfs_cache_entry *ce) return; hlist_del_init_rcu(&ce->ce_hlist); - kfree(ce->ce_path); + kfree_const(ce->ce_path); free_tgts(ce); dfs_cache_count--; call_rcu(&ce->ce_rcu, free_cache_entry); @@ -422,7 +422,7 @@ alloc_cache_entry(const char *path, const struct dfs_info3_param *refs, rc = copy_ref_data(refs, numrefs, ce, NULL); if (rc) { - kfree(ce->ce_path); + kfree_const(ce->ce_path); kmem_cache_free(dfs_cache_slab, ce); ce = ERR_PTR(rc); } |