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yam: fix a memory leak in yam_siocdevprivate()
[ Upstream commit29eb315427
] ym needs to be free when ym->cmd != SIOCYAMSMCS. Fixes:0781168e23
("yam: fix a missing-check bug") Signed-off-by: Hangyu Hua <hbh25y@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 1 additions and 3 deletions
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@ -951,9 +951,7 @@ static int yam_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
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sizeof(struct yamdrv_ioctl_mcs));
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if (IS_ERR(ym))
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return PTR_ERR(ym);
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if (ym->cmd != SIOCYAMSMCS)
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return -EINVAL;
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if (ym->bitrate > YAM_MAXBITRATE) {
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if (ym->cmd != SIOCYAMSMCS || ym->bitrate > YAM_MAXBITRATE) {
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kfree(ym);
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return -EINVAL;
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}
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