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authorPeter Wu <lekensteyn@gmail.com>2013-08-17 01:07:53 +0200
committerDavid S. Miller <davem@davemloft.net>2013-08-20 14:57:42 -0700
commite7fb06a1b4d1c5bdcbbf78f7c7e938835395bcdb (patch)
tree869b81ffd62cafc21eaf5f75b049dc9a8c10bca5 /drivers/net
parentd765bb41fde311b57de32bdc9d17965debe8b7af (diff)
downloadlinux-e7fb06a1b4d1c5bdcbbf78f7c7e938835395bcdb.tar.bz2
r8169,sis190: remove unnecessary length check
The ethtool core will lower the requested length to the one returned by get_regs_len, therefore no additional check is needed in the get_regs function. Reported-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: Peter Wu <lekensteyn@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/realtek/r8169.c3
-rw-r--r--drivers/net/ethernet/sis/sis190.c3
2 files changed, 0 insertions, 6 deletions
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index b5eb4195fc99..93ee49d29317 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -1898,9 +1898,6 @@ static void rtl8169_get_regs(struct net_device *dev, struct ethtool_regs *regs,
{
struct rtl8169_private *tp = netdev_priv(dev);
- if (regs->len > R8169_REGS_SIZE)
- regs->len = R8169_REGS_SIZE;
-
rtl_lock_work(tp);
memcpy_fromio(p, tp->mmio_addr, regs->len);
rtl_unlock_work(tp);
diff --git a/drivers/net/ethernet/sis/sis190.c b/drivers/net/ethernet/sis/sis190.c
index 02df0894690d..ee18e6f7b4fe 100644
--- a/drivers/net/ethernet/sis/sis190.c
+++ b/drivers/net/ethernet/sis/sis190.c
@@ -1770,9 +1770,6 @@ static void sis190_get_regs(struct net_device *dev, struct ethtool_regs *regs,
struct sis190_private *tp = netdev_priv(dev);
unsigned long flags;
- if (regs->len > SIS190_REGS_SIZE)
- regs->len = SIS190_REGS_SIZE;
-
spin_lock_irqsave(&tp->lock, flags);
memcpy_fromio(p, tp->mmio_addr, regs->len);
spin_unlock_irqrestore(&tp->lock, flags);