tty: ipwireless: Fix potential NULL pointer dereference
There is a potential NULL pointer dereference in case
alloc_ctrl_packet() fails and returns NULL.
Fixes: 099dc4fb62
("ipwireless: driver for PC Card 3G/UMTS modem")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
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commit
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@ -1516,6 +1516,8 @@ static void ipw_send_setup_packet(struct ipw_hardware *hw)
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sizeof(struct ipw_setup_get_version_query_packet),
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sizeof(struct ipw_setup_get_version_query_packet),
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ADDR_SETUP_PROT, TL_PROTOCOLID_SETUP,
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ADDR_SETUP_PROT, TL_PROTOCOLID_SETUP,
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TL_SETUP_SIGNO_GET_VERSION_QRY);
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TL_SETUP_SIGNO_GET_VERSION_QRY);
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if (!ver_packet)
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return;
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ver_packet->header.length = sizeof(struct tl_setup_get_version_qry);
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ver_packet->header.length = sizeof(struct tl_setup_get_version_qry);
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/*
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/*
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