USB: dummy-hcd: Fix uninitialized array use in init()
commit e90cfa813d
upstream.
This error path
err_add_pdata:
for (i = 0; i < mod_data.num; i++)
kfree(dum[i]);
can be triggered when not all dum's elements are initialized.
Fix this by initializing all dum's elements to NULL.
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Bui Quang Minh <minhquangbui99@gmail.com>
Link: https://lore.kernel.org/r/1607063090-3426-1-git-send-email-minhquangbui99@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
5.4-rM2-2.2.x-imx-squashed
parent
497993377b
commit
52c2ada6fe
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@ -2733,7 +2733,7 @@ static int __init init(void)
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{
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int retval = -ENOMEM;
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int i;
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struct dummy *dum[MAX_NUM_UDC];
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struct dummy *dum[MAX_NUM_UDC] = {};
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if (usb_disabled())
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return -ENODEV;
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