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author | Mikulas Patocka <mpatocka@redhat.com> | 2015-06-05 15:50:42 +0200 |
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committer | Mike Snitzer <snitzer@redhat.com> | 2015-06-17 18:40:39 +0200 |
commit | dd4c1b7d0c95be1c9245118a3accc41a16f1db67 (patch) | |
tree | 3f2ba6693d124977cd18155d132f52a1de20c9b2 /security/keys | |
parent | dm cache: switch the "default" cache replacement policy from mq to smq (diff) | |
download | linux-dd4c1b7d0c95be1c9245118a3accc41a16f1db67.tar.xz linux-dd4c1b7d0c95be1c9245118a3accc41a16f1db67.zip |
dm stats: fix divide by zero if 'number_of_areas' arg is zero
If the number_of_areas argument was zero the kernel would crash on
div-by-zero. Add better input validation.
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org # v3.12+
Diffstat (limited to 'security/keys')
0 files changed, 0 insertions, 0 deletions