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UBIFS: add a log overlap assertion 

Add an assertion which checkes that the head of the log never overlaps with the
tail of the log.

Suggested-by: hujianyang <hujianyang@huawei.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
This commit is contained in:
Artem Bityutskiy 2014-07-16 15:29:21 +03:00
parent f1cb705acc
commit 545f7fdf6d
1 changed files with 1 additions and 0 deletions
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1
fs/ubifs/misc.h
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@ -297,6 +297,7 @@ static inline int ubifs_next_log_lnum(const struct ubifs_info *c, int lnum)
if (lnum > c->log_last) if (lnum > c->log_last)
lnum = UBIFS_LOG_LNUM; lnum = UBIFS_LOG_LNUM;
ubifs_assert(lnum != c->ltail_lnum);
return lnum; return lnum;
} }