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s390/qeth: update kerneldoc for qeth_add_hw_header() 

qeth_add_hw_header() is missing documentation for some of its
parameters, fix that up.

Reported-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julian Wiedmann 2021-10-25 11:56:58 +02:00 committed by David S. Miller
parent 7ffaef824c
commit 56c5af2566
1 changed files with 2 additions and 0 deletions
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drivers/s390/net/qeth_core_main.c
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@ -3873,12 +3873,14 @@ static unsigned int qeth_count_elements(struct sk_buff *skb,
/**
* qeth_add_hw_header() - add a HW header to an skb.
* @queue: TX queue that the skb will be placed on.
* @skb: skb that the HW header should be added to.
* @hdr: double pointer to a qeth_hdr. When returning with >= 0,
* it contains a valid pointer to a qeth_hdr.
* @hdr_len: length of the HW header.
* @proto_len: length of protocol headers that need to be in same page as the
* HW header.
* @elements: returns the required number of buffer elements for this skb.
*
* Returns the pushed length. If the header can't be pushed on
* (eg. because it would cross a page boundary), it is allocated from