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| author | Brian Norris <computersforpeace@gmail.com> | 2014-07-22 06:07:02 +0400 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2014-08-19 22:53:08 +0400 |
| commit | 8c3f3f1d7941bcb25590b784f84accd7dcb44ba3 (patch) | |
| tree | ec7bfd61402b1689d857b37da4435b519be36125 /drivers/mtd/mtdswap.c | |
| parent | 5e47212831ac565993d21ebd36216d98f2b58f30 (diff) | |
| download | linux-8c3f3f1d7941bcb25590b784f84accd7dcb44ba3.tar.xz | |
mtd: mtdswap: fix integer overflow
Caught by Coverity.
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd/mtdswap.c')
| -rw-r--r-- | drivers/mtd/mtdswap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/mtdswap.c b/drivers/mtd/mtdswap.c index 0ec96cd5dc78..48cf6f98df44 100644 --- a/drivers/mtd/mtdswap.c +++ b/drivers/mtd/mtdswap.c @@ -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; |