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authorDavid S. Miller <davem@davemloft.net>2019-08-27 14:23:31 -0700
committerDavid S. Miller <davem@davemloft.net>2019-08-27 14:23:31 -0700
commit68aaf4459556b1f9370c259fd486aecad2257552 (patch)
tree99d92536a3263634969be6b70a96facea85a0df1 /drivers/s390/net/qeth_core_main.c
parentd00ee466a07eb9182ad3caf6140c7ebb527b4c64 (diff)
parent9e8312f5e160ade069e131d54ab8652cf0e86e1a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Minor conflict in r8169, bug fix had two versions in net and net-next, take the net-next hunks. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390/net/qeth_core_main.c')
-rw-r--r--drivers/s390/net/qeth_core_main.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 8b4ea5f2832b..a7868c8133ee 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -4410,6 +4410,10 @@ static int qeth_snmp_command(struct qeth_card *card, char __user *udata)
get_user(req_len, &ureq->hdr.req_len))
return -EFAULT;
+ /* Sanitize user input, to avoid overflows in iob size calculation: */
+ if (req_len > QETH_BUFSIZE)
+ return -EINVAL;
+
iob = qeth_get_adapter_cmd(card, IPA_SETADP_SET_SNMP_CONTROL, req_len);
if (!iob)
return -ENOMEM;