diff options
Diffstat (limited to 'fs/smb/server/asn1.c')
| -rw-r--r-- | fs/smb/server/asn1.c | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/fs/smb/server/asn1.c b/fs/smb/server/asn1.c index c03eba090368..b931a99ab9c8 100644 --- a/fs/smb/server/asn1.c +++ b/fs/smb/server/asn1.c @@ -208,32 +208,34 @@ int ksmbd_neg_token_init_mech_type(void *context, size_t hdrlen, return 0; } -int ksmbd_neg_token_init_mech_token(void *context, size_t hdrlen, - unsigned char tag, const void *value, - size_t vlen) +static int ksmbd_neg_token_alloc(void *context, size_t hdrlen, + unsigned char tag, const void *value, + size_t vlen) { struct ksmbd_conn *conn = context; - conn->mechToken = kmalloc(vlen + 1, GFP_KERNEL); + if (!vlen) + return -EINVAL; + + conn->mechToken = kmemdup_nul(value, vlen, GFP_KERNEL); if (!conn->mechToken) return -ENOMEM; - memcpy(conn->mechToken, value, vlen); - conn->mechToken[vlen] = '\0'; + conn->mechTokenLen = (unsigned int)vlen; + return 0; } -int ksmbd_neg_token_targ_resp_token(void *context, size_t hdrlen, +int ksmbd_neg_token_init_mech_token(void *context, size_t hdrlen, unsigned char tag, const void *value, size_t vlen) { - struct ksmbd_conn *conn = context; - - conn->mechToken = kmalloc(vlen + 1, GFP_KERNEL); - if (!conn->mechToken) - return -ENOMEM; + return ksmbd_neg_token_alloc(context, hdrlen, tag, value, vlen); +} - memcpy(conn->mechToken, value, vlen); - conn->mechToken[vlen] = '\0'; - return 0; +int ksmbd_neg_token_targ_resp_token(void *context, size_t hdrlen, + unsigned char tag, const void *value, + size_t vlen) +{ + return ksmbd_neg_token_alloc(context, hdrlen, tag, value, vlen); } |