scsi: storvsc: Fix a bug in copy_from_bounce_buffer()
K. Y. Srinivasan authored
commit 8de58074

 upstream.

We may exit this function without properly freeing up the maapings
we may have acquired. Fix the bug.
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: default avatarLong Li <longli@microsoft.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Odin.com>
Signed-off-by: default avatarKamal Mostafa <kamal@canonical.com>
56f4b7b9