提交 e90cfa81 编写于 作者: B Bui Quang Minh 提交者: Greg Kroah-Hartman

USB: dummy-hcd: Fix uninitialized array use in init()

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: NAlan Stern <stern@rowland.harvard.edu>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: NBui Quang Minh <minhquangbui99@gmail.com>
Link: https://lore.kernel.org/r/1607063090-3426-1-git-send-email-minhquangbui99@gmail.comSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 c7721e15
......@@ -2738,7 +2738,7 @@ static int __init init(void)
{
int retval = -ENOMEM;
int i;
struct dummy *dum[MAX_NUM_UDC];
struct dummy *dum[MAX_NUM_UDC] = {};
if (usb_disabled())
return -ENODEV;
......
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