cache: Drop useless redeclarations
commitf7a53ed5998f34c9a2b0c39d1664f3d3a4c6d417
authorEric Blake <eblake@redhat.com>
Sun, 1 Sep 2019 01:03:24 +0000 (31 20:03 -0500)
committerEric Blake <eblake@redhat.com>
Sun, 1 Sep 2019 01:15:05 +0000 (31 20:15 -0500)
treeafae5c510627afef4dd34acab0f6d209c2ed12fb
parentf6ef58ea935d9c17c8f362351daa9f9405493343
cache: Drop useless redeclarations

Found by -Wshadow.  Harmless, but looks like it stems back to commit
9e5bca8c.

Signed-off-by: Eric Blake <eblake@redhat.com>
filters/cache/blk.c