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authorLinus Torvalds <torvalds@linux-foundation.org>2022-02-22 19:31:53 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2022-02-22 19:31:53 +0100
commit917bbdb107f8767cb78f24e7d6725a2f93b9effe (patch)
tree94b4a6848437f380981aa95b1927a666886032e9 /lib
parentMerge tag 'platform-drivers-x86-v5.17-3' of git://git.kernel.org/pub/scm/linu... (diff)
parentlib/iov_iter: initialize "flags" in new pipe_buffer (diff)
downloadlinux-917bbdb107f8767cb78f24e7d6725a2f93b9effe.tar.xz
linux-917bbdb107f8767cb78f24e7d6725a2f93b9effe.zip
Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull ITER_PIPE fix from Al Viro: "Fix for old sloppiness in pipe_buffer reuse" * 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: lib/iov_iter: initialize "flags" in new pipe_buffer
Diffstat (limited to 'lib')
-rw-r--r--lib/iov_iter.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index b0e0acdf96c1..6dd5330f7a99 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -414,6 +414,7 @@ static size_t copy_page_to_iter_pipe(struct page *page, size_t offset, size_t by
return 0;
buf->ops = &page_cache_pipe_buf_ops;
+ buf->flags = 0;
get_page(page);
buf->page = page;
buf->offset = offset;
@@ -577,6 +578,7 @@ static size_t push_pipe(struct iov_iter *i, size_t size,
break;
buf->ops = &default_pipe_buf_ops;
+ buf->flags = 0;
buf->page = page;
buf->offset = 0;
buf->len = min_t(ssize_t, left, PAGE_SIZE);