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(parent: 9bbca12) | patch
more bio_map_user_iov() leak fixes
authorAl Viro <viro@zeniv.linux.org.uk>
Sat, 23 Sep 2017 19:51:23 +0000 (15:51 -0400)
committerBen Hutchings <ben@decadent.org.uk>
Mon, 1 Jan 2018 20:50:56 +0000 (20:50 +0000)
commit8fab3702764bd73f2f9b8e1c140ef1de845e3071
treebf15352b8604ad8a7d54147dff07aa44dde4220dtree | snapshot
parent9bbca12514f329a54e11ed37f572eaecb19dd147commit | diff
more bio_map_user_iov() leak fixes

commit 2b04e8f6bbb196cab4b232af0f8d48ff2c7a8058 upstream.

we need to take care of failure exit as well - pages already
in bio should be dropped by analogue of bio_unmap_pages(),
since their refcounts had been bumped only once per reference
in bio.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
[bwh: Backported to 3.2: adjust filename, context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
fs/bio.c diff | blob | history
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