If lookup_one_len() failed, nfsd should free those memory allocated for fname.
Signed-off-by: Kinglong Mee <kinglongmee@xxxxxxxxx>
---
fs/nfsd/nfs4recover.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index d88ea7b..591bfbd 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -272,6 +272,7 @@ nfsd4_list_rec_dir(recdir_func *f, struct nfsd_net *nn)
.ctx.actor = nfsd4_build_namelist,
.names = LIST_HEAD_INIT(ctx.names)
};
+ struct name_list *entry, *tmp;
int status;
status = nfs4_save_creds(&original_cred);
@@ -286,9 +287,8 @@ nfsd4_list_rec_dir(recdir_func *f, struct nfsd_net *nn)
status = iterate_dir(nn->rec_file, &ctx.ctx);
mutex_lock_nested(&d_inode(dir)->i_mutex, I_MUTEX_PARENT);
- while (!list_empty(&ctx.names)) {
- struct name_list *entry;
- entry = list_entry(ctx.names.next, struct name_list, list);
+
+ list_for_each_entry_safe(entry, tmp, &ctx.names, list) {
if (!status) {
struct dentry *dentry;
dentry = lookup_one_len(entry->name, dir, HEXDIR_LEN-1);
@@ -304,6 +304,12 @@ nfsd4_list_rec_dir(recdir_func *f, struct nfsd_net *nn)
}
mutex_unlock(&d_inode(dir)->i_mutex);
nfs4_reset_creds(original_cred);
+
+ list_for_each_entry_safe(entry, tmp, &ctx.names, list) {
+ dprintk("NFSD: %s. Left entry %s\n", __func__, entry->name);
+ list_del(&entry->list);
+ kfree(entry);
+ }
return status;
}
--
2.4.3
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