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| Started by | Al Viro <viro@ZenIV.linux.org.uk> |
|---|---|
| First post | 2017-05-03 09:10 +0200 |
| Last post | 2017-05-03 09:10 +0200 |
| Articles | 1 — 1 participant |
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Re: [PATCH v3] iov_iter: don't revert iov buffer if csum error Al Viro <viro@ZenIV.linux.org.uk> - 2017-05-03 09:10 +0200
| From | Al Viro <viro@ZenIV.linux.org.uk> |
|---|---|
| Date | 2017-05-03 09:10 +0200 |
| Subject | Re: [PATCH v3] iov_iter: don't revert iov buffer if csum error |
| Message-ID | <tCWAa-1Hv-11@gated-at.bofh.it> |
On Wed, May 03, 2017 at 03:02:32PM +0800, Ding Tianhong wrote: > The patch 327868212381 (make skb_copy_datagram_msg() et.al. preserve > ->msg_iter on error) will revert the iov buffer if copy to iter > failed, but it didn't copy any datagram if the skb_checksum_complete > error, so no need to revert any data at this place. See a6a5993243550b09f620941dea741b7421fdf79c in mainline...
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