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asedeno.scripts.mit.edu Git - linux.git/commit
ubi: Fix an error pointer dereference in error handling code
If "seen_pebs = init_seen(ubi);" fails then "seen_pebs" is an error pointer
and we try to kfree() it which results in an Oops.
This patch re-arranges the error handling so now it only frees things
which have been allocated successfully.
Fixes: daef3dd1f0ae ("UBI: Fastmap: Add self check to detect absent PEBs")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Richard Weinberger <richard@nod.at>