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由 Jan Kara 提交于
When quotaon(8) races with __dquot_initialize() or dqget() fails because of EIO, ENOSPC, or similar error, we could possibly dereference NULL pointer in inode->i_dquot[cnt]. Add proper checking. Reported-by: NDmitry Monakhov <dmonakhov@gmail.com> Signed-off-by: NJan Kara <jack@suse.cz>
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