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bcache: Fix incompatible pointer type warning
The function pointer release in struct block_device_operations
should point to functions declared as void.
Sparse warnings:
drivers/md/bcache/super.c:656:27: warning:
incorrect type in initializer (different base types)
drivers/md/bcache/super.c:656:27:
expected void ( *release )( ... )
drivers/md/bcache/super.c:656:27:
got int ( static [toplevel] *<noident> )( ... )
drivers/md/bcache/super.c:656:2: warning:
initialization from incompatible pointer type [enabled by default]
drivers/md/bcache/super.c:656:2: warning:
(near initialization for ‘bcache_ops.release’) [enabled by default]
Signed-off-by: Emil Goode <emilgoode@gmail.com>
Signed-off-by: Kent Overstreet <koverstreet@google.com>