net: clear heap allocation for ethtool_get_regs()

commit b7c7d01aaed1f71d9afe815a569f0a81465a1744 upstream.

There is a conflict between commit b00916b1 and a77f5db3. This patch resolves
the conflict by clearing the heap allocation in ethtool_get_regs().

Signed-off-by: Eugene Teo <eugeneteo@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 956a9f4971cbc2e7f81c4ab5d8c8a8b909d00bf1..1c6c3ac4c9608217ff9dd5456cbaaef35a33476d 100644 (file)
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -817,7 +817,7 @@ static int ethtool_get_regs(struct net_device *dev, char __user *useraddr)
        if (regs.len > reglen)
                regs.len = reglen;
 
-       regbuf = vmalloc(reglen);
+       regbuf = vzalloc(reglen);
        if (!regbuf)
                return -ENOMEM;