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Commit aa40cf19 authored by Ding Hui's avatar Ding Hui Committed by Greg Kroah-Hartman
Browse files

cifs: fix wrong release in sess_alloc_buffer() failed path 



[ Upstream commit d72c74197b70bc3c95152f351a568007bffa3e11 ]

smb_buf is allocated by small_smb_init_no_tc(), and buf type is
CIFS_SMALL_BUFFER, so we should use cifs_small_buf_release() to
release it in failed path.

Signed-off-by: default avatarDing Hui <dinghui@sangfor.com.cn>
Reviewed-by: default avatarPaulo Alcantara (SUSE) <pc@cjr.nz>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 39111cbb

fs/cifs/sess.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -610,7 +610,7 @@ sess_alloc_buffer(struct sess_data *sess_data, int wct) 
	return 0;

	return 0;





out_free_smb_buf:

out_free_smb_buf:

	kfree(smb_buf);

	cifs_small_buf_release(smb_buf);

	sess_data->iov[0].iov_base = NULL;

	sess_data->iov[0].iov_base = NULL;

	sess_data->iov[0].iov_len = 0;

	sess_data->iov[0].iov_len = 0;

	sess_data->buf0_type = CIFS_NO_BUFFER;

	sess_data->buf0_type = CIFS_NO_BUFFER;