[PATCH 3.2 01/46] Revert "ax25: add link layer header validation function"

Ben Hutchings
2016-06-12T21:35:55Z

From: Ben Hutchings <ben@decadent.org.uk>

This reverts commit 0954b59d9f4b2dcc59f28d1f64c3a21062a64372, which was
commit ea47781c26510e5d97f80f9aceafe9065bd5e3aa upstream. It is
pointless unless af_packet calls the new function.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
net/ax25/ax25_ip.c | 15 ---------------
1 file changed, 15 deletions(-)

--- a/net/ax25/ax25_ip.c
+++ b/net/ax25/ax25_ip.c
@@ -232,24 +232,9 @@ int ax25_rebuild_header(struct sk_buff *

#endif

-static bool ax25_validate_header(const char *header, unsigned int len)
-{
- ax25_digi digi;
-
- if (!len)
- return false;
-
- if (header[0])
- return true;
-
- return ax25_addr_parse(header + 1, len - 1, NULL, NULL, &digi, NULL,
- NULL);
-}
-
const struct header_ops ax25_header_ops = {
.create = ax25_hard_header,
.rebuild = ax25_rebuild_header,
- .validate = ax25_validate_header,
};

EXPORT_SYMBOL(ax25_hard_header);