dm cache: fix missing ERR_PTR returns and handling
Commit 9b1cc9f2 ("dm cache: share cache-metadata object across inactive and active DM tables") mistakenly ignored the use of ERR_PTR returns. Restore missing IS_ERR checks and ERR_PTR returns where appropriate. Reported-by:Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by:
Joe Thornber <ejt@redhat.com> Signed-off-by:
Mike Snitzer <snitzer@redhat.com> Cc: stable@vger.kernel.org
parent
26bc420b
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