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iscsi-scst, isert: Add address length check in isert_listen_ioctl()

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Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
This commit is contained in:
Bart Van Assche
2015-05-05 10:20:34 +02:00
parent 231218932b
commit ce09b1bb21
1 changed files with 7 additions and 0 deletions
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7
iscsi-scst/kernel/isert-scst/isert_login.c
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@@ -395,6 +395,13 @@ static long isert_listen_ioctl(struct file *filp, unsigned int cmd,
goto out;
}
if (unlikely(dev->info.addr_len > sizeof(dev->info.addr))) {
PRINT_ERROR("Invalid address length %zd > %zd",
dev->info.addr_len, sizeof(dev->info.addr));
res = -EINVAL;
goto out;
}
portal = isert_portal_add((struct sockaddr *)&dev->info.addr,
dev->info.addr_len);
if (IS_ERR(portal)) {