Call skb_orphan(skb) to call the owner's destructor function and make
the skb unowned.
This is necessary to prevent sk_wmem_alloc of a socket from overflowing,
which leads to ENOBUFS errors on application level.
Signed-off-by: Martin Schiller <ms@dev.tdt.de>
(cherry picked from commit
996f02e5bafad2815e72821c19d41fb5297e4dad)
include $(INCLUDE_DIR)/kernel.mk
PKG_NAME:=ltq-ptm
-PKG_RELEASE:=1
+PKG_RELEASE:=2
PKG_MAINTAINER:=John Crispin <john@phrozen.org>
PKG_LICENSE:=GPL-2.0+
dma_cache_wback((unsigned long)skb->data, skb->len);
}
+ /* make the skb unowned */
+ skb_orphan(skb);
+
*(struct sk_buff **)((unsigned int)skb->data - byteoff - sizeof(struct sk_buff *)) = skb;
/* write back to physical memory */
dma_cache_wback((unsigned long)skb->data - byteoff - sizeof(struct sk_buff *), skb->len + byteoff + sizeof(struct sk_buff *));