From: Xiu Jianfeng xiujianfeng@huawei.com
[ Upstream commit bc044414fa0326a4e5c3c509c00b1fcaf621b5f4 ]
When ksmbd_rpc_open() fails then it must call ksmbd_rpc_id_free() to undo the result of ksmbd_ipc_id_alloc().
Fixes: e2f34481b24d ("cifsd: add server-side procedures for SMB3") Signed-off-by: Xiu Jianfeng xiujianfeng@huawei.com Acked-by: Namjae Jeon linkinjeon@kernel.org Signed-off-by: Steve French stfrench@microsoft.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/ksmbd/mgmt/user_session.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/fs/ksmbd/mgmt/user_session.c b/fs/ksmbd/mgmt/user_session.c index 3fa2139a0b30..92b1603b5abe 100644 --- a/fs/ksmbd/mgmt/user_session.c +++ b/fs/ksmbd/mgmt/user_session.c @@ -108,15 +108,17 @@ int ksmbd_session_rpc_open(struct ksmbd_session *sess, char *rpc_name) entry->method = method; entry->id = ksmbd_ipc_id_alloc(); if (entry->id < 0) - goto error; + goto free_entry;
resp = ksmbd_rpc_open(sess, entry->id); if (!resp) - goto error; + goto free_id;
kvfree(resp); return entry->id; -error: +free_id: + ksmbd_rpc_id_free(entry->id); +free_entry: list_del(&entry->list); kfree(entry); return -EINVAL;