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Diffstat (limited to 'net/core/ethtool.c')
-rw-r--r--net/core/ethtool.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index e23766c7e3ba..d92de0a1f0a4 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -1405,9 +1405,12 @@ static int ethtool_get_regs(struct net_device *dev, char __user *useraddr)
if (regs.len > reglen)
regs.len = reglen;
- regbuf = vzalloc(reglen);
- if (reglen && !regbuf)
- return -ENOMEM;
+ regbuf = NULL;
+ if (reglen) {
+ regbuf = vzalloc(reglen);
+ if (!regbuf)
+ return -ENOMEM;
+ }
ops->get_regs(dev, &regs, regbuf);
@@ -1712,7 +1715,7 @@ static noinline_for_stack int ethtool_get_channels(struct net_device *dev,
static noinline_for_stack int ethtool_set_channels(struct net_device *dev,
void __user *useraddr)
{
- struct ethtool_channels channels, max;
+ struct ethtool_channels channels, max = { .cmd = ETHTOOL_GCHANNELS };
u32 max_rx_in_use = 0;
if (!dev->ethtool_ops->set_channels || !dev->ethtool_ops->get_channels)