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CIFS: Fix some return values in case of error in 'crypt_message'
'rc' is known to be 0 at this point. So if 'init_sg' or 'kzalloc' fails, we
should return -ENOMEM instead.
Also remove a useless 'rc' in a debug message as it is meaningless here.
Fixes: 026e93dc0a
("CIFS: Encrypt SMB3 requests before sending")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
Reviewed-by: Aurelien Aptel <aaptel@suse.com>
Signed-off-by: Steve French <smfrench@gmail.com>
CC: Stable <stable@vger.kernel.org>
This commit is contained in:
parent
e125f5284f
commit
517a6e43c4
@ -1809,7 +1809,8 @@ crypt_message(struct TCP_Server_Info *server, struct smb_rqst *rqst, int enc)
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sg = init_sg(rqst, sign);
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if (!sg) {
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cifs_dbg(VFS, "%s: Failed to init sg %d", __func__, rc);
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cifs_dbg(VFS, "%s: Failed to init sg", __func__);
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rc = -ENOMEM;
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goto free_req;
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}
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@ -1817,6 +1818,7 @@ crypt_message(struct TCP_Server_Info *server, struct smb_rqst *rqst, int enc)
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iv = kzalloc(iv_len, GFP_KERNEL);
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if (!iv) {
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cifs_dbg(VFS, "%s: Failed to alloc IV", __func__);
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rc = -ENOMEM;
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goto free_sg;
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}
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iv[0] = 3;
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