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mtd: mtdswap: fix integer overflow 

Caught by Coverity.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
hifive-unleashed-5.1
Brian Norris 2014-07-21 19:07:02 -07:00
parent 5e47212831
commit 8c3f3f1d79
1 changed files with 1 additions and 1 deletions
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2
drivers/mtd/mtdswap.c
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@ -1474,7 +1474,7 @@ static void mtdswap_add_mtd(struct mtd_blktrans_ops *tr, struct mtd_info *mtd)
}
eblocks = mtd_div_by_eb(use_size, mtd);
use_size = eblocks * mtd->erasesize;
use_size = (uint64_t)eblocks * mtd->erasesize;
bad_blocks = mtdswap_badblocks(mtd, use_size);
eavailable = eblocks - bad_blocks;