md/r5cache: enable IRQs on error path

We need to re-enable the IRQs here before returning.

Fixes: a39f7afde358 ("md/r5cache: write-out phase and reclaim support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Shaohua Li <shli@fb.com>
1 file changed