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authorPavel Skripkin <paskripkin@gmail.com>2021-07-27 19:35:30 +0300
committerDavid S. Miller <davem@davemloft.net>2021-07-27 20:58:30 +0100
commit8ca34a13f7f9b3fa2c464160ffe8cc1a72088204 (patch)
tree910fea2d2e63460ec1301fd4b5058d6c354b5901 /fs/dlm
parent2f21be447bf0eed63a5c8999a6c449b37e2c6180 (diff)
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net: cipso: fix warnings in netlbl_cipsov4_add_std
Syzbot reported warning in netlbl_cipsov4_add(). The problem was in too big doi_def->map.std->lvl.local_size passed to kcalloc(). Since this value comes from userpace there is no need to warn if value is not correct. The same problem may occur with other kcalloc() calls in this function, so, I've added __GFP_NOWARN flag to all kcalloc() calls there. Reported-and-tested-by: syzbot+cdd51ee2e6b0b2e18c0d@syzkaller.appspotmail.com Fixes: 96cb8e3313c7 ("[NetLabel]: CIPSOv4 and Unlabeled packet integration") Acked-by: Paul Moore <paul@paul-moore.com> Signed-off-by: Pavel Skripkin <paskripkin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/dlm')
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