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(parent: 7edf1ec) | patch
ceph: promote to unsigned long long before shifting
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Sun, 4 Oct 2020 18:04:24 +0000 (19:04 +0100)
committerIlya Dryomov <idryomov@gmail.com>
Mon, 12 Oct 2020 13:29:27 +0000 (15:29 +0200)
commitc403c3a2fbe24d4ed33e10cabad048583ebd4edf
tree1d22520413acdff139a005d4098e9afb7bffd0fdtree | snapshot
parent7edf1ec5b249cb7f9b85b7257f638026fd1a5d2bcommit | diff
ceph: promote to unsigned long long before shifting

On 32-bit systems, this shift will overflow for files larger than 4GB.

Cc: stable@vger.kernel.org
Fixes: 61f68816211e ("ceph: check caps in filemap_fault and page_mkwrite")
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
fs/ceph/addr.c diff | blob | history
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