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| author |   Mateusz Guzik <mguzik@redhat.com> | 2014-01-27 17:07:11 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-27 21:02:40 -0800 |
| commit | e7ca2552369c1dfe0216c626baf82c3d83ec36bb (patch) | |
| tree | dfaa96f46b9c9cf907c41bc6c825d250a8595010 /COPYING | |
| parent | ipc,msg: document barriers (diff) | |
| download | linux-dev-e7ca2552369c1dfe0216c626baf82c3d83ec36bb.tar.xz linux-dev-e7ca2552369c1dfe0216c626baf82c3d83ec36bb.zip | |
ipc: fix compat msgrcv with negative msgtyp
Compat function takes msgtyp argument as u32 and passes it down to
do_msgrcv which results in casting to long, thus the sign is lost and we
get a big positive number instead.
Cast the argument to signed type before passing it down.
Signed-off-by: Mateusz Guzik <mguzik@redhat.com>
Reported-by: Gabriellla Schmidt <gsc@bruker.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Davidlohr Bueso <davidlohr@hp.com>
Cc: Manfred Spraul <manfred@colorfullife.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'COPYING')
0 files changed, 0 insertions, 0 deletions