]> git.ipfire.org Git - people/ms/linux.git/commit
projects / people / ms / linux.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: ba47d84) | patch
exfat: fix overflow issue in exfat_cluster_to_sector()
authorNamjae Jeon <namjae.jeon@samsung.com>
Fri, 3 Jul 2020 02:16:32 +0000 (11:16 +0900)
committerNamjae Jeon <namjae.jeon@samsung.com>
Tue, 21 Jul 2020 01:44:06 +0000 (10:44 +0900)
commit43946b70494beefe40ec1b2ba4744c0f294d7736
tree70aa76f22938b1d00033ed174e7ea6af7d7aa043tree | snapshot
parentba47d845d715a010f7b51f6f89bae32845e6acb7commit | diff
exfat: fix overflow issue in exfat_cluster_to_sector()

An overflow issue can occur while calculating sector in
exfat_cluster_to_sector(). It needs to cast clus's type to sector_t
before left shifting.

Fixes: 1acf1a564b60 ("exfat: add in-memory and on-disk structures and headers")
Cc: stable@vger.kernel.org # v5.7
Reviewed-by: Sungjong Seo <sj1557.seo@samsung.com>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
fs/exfat/exfat_fs.h diff | blob | blame | history
Michael's Linux tree.