net: drop_monitor: Use kstrdup

Convert the equivalent but rather odd uses of kmemdup with
__GFP_ZERO to the more common kstrdup and avoid unnecessary
zeroing of copied over memory.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c
index 536e032..ea46fc6 100644 (file)
--- a/net/core/drop_monitor.c
+++ b/net/core/drop_monitor.c
@@ -802,16 +802,12 @@ net_dm_hw_metadata_clone(const struct net_dm_hw_metadata *hw_metadata)
        if (!n_hw_metadata)
                return NULL;
 
-       trap_group_name = kmemdup(hw_metadata->trap_group_name,
-                                 strlen(hw_metadata->trap_group_name) + 1,
-                                 GFP_ATOMIC | __GFP_ZERO);
+       trap_group_name = kstrdup(hw_metadata->trap_group_name, GFP_ATOMIC);
        if (!trap_group_name)
                goto free_hw_metadata;
        n_hw_metadata->trap_group_name = trap_group_name;
 
-       trap_name = kmemdup(hw_metadata->trap_name,
-                           strlen(hw_metadata->trap_name) + 1,
-                           GFP_ATOMIC | __GFP_ZERO);
+       trap_name = kstrdup(hw_metadata->trap_name, GFP_ATOMIC);
        if (!trap_name)
                goto free_trap_group;
        n_hw_metadata->trap_name = trap_name;