Commit 18e624ad authored by Weston Andros Adamson's avatar Weston Andros Adamson Committed by Trond Myklebust
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SUNRPC: remove BUG_ON in xdr_shrink_bufhead 



Replace bounds checking BUG_ON() with a WARN_ON_ONCE() and resetting
the requested len to the max.

Signed-off-by: default avatarWeston Andros Adamson <dros@netapp.com>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent b25cd058

net/sunrpc/xdr.c

+4 −1
Original line number Diff line number Diff line
@@ -318,7 +318,10 @@ xdr_shrink_bufhead(struct xdr_buf *buf, size_t len) 


	tail = buf->tail;

	head = buf->head;

	BUG_ON (len > head->iov_len);



	WARN_ON_ONCE(len > head->iov_len);

	if (len > head->iov_len)

		len = head->iov_len;



	/* Shift the tail first */

	if (tail->iov_len != 0) {