extra is in kernel space use memcpy.
sparse warning
iwctl.c:1595:42: warning: incorrect type in argument 1 (different address spaces)
iwctl.c:1595:42: expected void [noderef] <asn:1>*to
iwctl.c:1595:42: got char *extra
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
wrq->length = 0;
if (pMgmt->wWPAIELen > 0) {
wrq->length = pMgmt->wWPAIELen;
- if (pMgmt->wWPAIELen <= space) {
- if (copy_to_user(extra, pMgmt->abyWPAIE, pMgmt->wWPAIELen)) {
- ret = -EFAULT;
- }
- } else {
+
+ if (pMgmt->wWPAIELen <= space)
+ memcpy(extra, pMgmt->abyWPAIE, pMgmt->wWPAIELen);
+ else
ret = -E2BIG;
- }
}
return ret;
}