Merge tag '6.11-rc7-SMB3-client-fix' of git://git.samba.org/sfrench/cifs-2.6

Pull smb client fix from Steve French:
"Fix for packet signing of write"

* tag '6.11-rc7-SMB3-client-fix' of git://git.samba.org/sfrench/cifs-2.6:
cifs: Fix signature miscalculation

fs/smb/client/cifsencrypt.c

···
 			for (j = foffset / PAGE_SIZE; j < npages; j++) {
 				len = min_t(size_t, maxsize, PAGE_SIZE - offset);
 				p = kmap_local_page(folio_page(folio, j));
-				ret = crypto_shash_update(shash, p, len);
+				ret = crypto_shash_update(shash, p + offset, len);
 				kunmap_local(p);
 				if (ret < 0)
 					return ret;