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| author | David S. Miller <davem@davemloft.net> | 2019-12-31 13:37:13 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-12-31 13:37:13 -0800 |
| commit | 31d518f35e1a80268a24a855be9477eb458540ad (patch) | |
| tree | 28494f630aede8f95d4ed2ebbfd14c222bd24fa6 /lib | |
| parent | 9e860947d8d7a1504476ac49abfce90a4ce600f3 (diff) | |
| parent | 738d2902773e30939a982c8df7a7f94293659810 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Simple overlapping changes in bpf land wrt. bpf_helper_defs.h
handling.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/iov_iter.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/iov_iter.c b/lib/iov_iter.c index fb29c02c6a3c..51595bf3af85 100644 --- a/lib/iov_iter.c +++ b/lib/iov_iter.c @@ -1222,11 +1222,12 @@ EXPORT_SYMBOL(iov_iter_discard); unsigned long iov_iter_alignment(const struct iov_iter *i) { - unsigned int p_mask = i->pipe->ring_size - 1; unsigned long res = 0; size_t size = i->count; if (unlikely(iov_iter_is_pipe(i))) { + unsigned int p_mask = i->pipe->ring_size - 1; + if (size && i->iov_offset && allocated(&i->pipe->bufs[i->head & p_mask])) return size | i->iov_offset; return size; |