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[v3,11/11] cifs: Always update signing key of first channel

Message ID 20191127003634.14072-12-pc@cjr.nz
State New, archived
Headers show
Series DFS fixes | expand

Commit Message

Paulo Alcantara Nov. 27, 2019, 12:36 a.m. UTC
Update signing key of first channel whenever generating the master
sigining/encryption/decryption keys rather than only in cifs_mount().

This also fixes reconnect when re-establishing smb sessions to other

Signed-off-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Reviewed-by: Aurelien Aptel <aaptel@suse.com>
 fs/cifs/smb2transport.c | 4 ++++
 1 file changed, 4 insertions(+)
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diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c
index 86501239cef5..387c88704c52 100644
--- a/fs/cifs/smb2transport.c
+++ b/fs/cifs/smb2transport.c
@@ -407,6 +407,10 @@  generate_smb3signingkey(struct cifs_ses *ses,
 		if (rc)
 			return rc;
+		memcpy(ses->chans[0].signkey, ses->smb3signingkey,
+		       SMB3_SIGN_KEY_SIZE);
 		rc = generate_key(ses, ptriplet->encryption.label,