K 10
svn:author
V 5
markj
K 8
svn:date
V 27
2018-02-16T15:41:03.645243Z
K 7
svn:log
V 423
Fix a memory leak introduced in r328426.

ffs_sbget() may return a superblock buffer even if it fails, so the
caller must be prepared to free it in this case. Moreover, when tasting
alternate superblock locations in a loop, ffs_sbget()'s readfunc
callback must free the previously allocated buffer.

Reported and tested by:	pho
Reviewed by:		kib (previous version)
Differential Revision:	https://reviews.freebsd.org/D14390

END