The size of "i40e_dbg_command_buf" is 256, the size of "name" is
at most 256, plus a null character and the format size,
the total size should be 516.

Fixes: 02e9c290814c ("i40e: debugfs interface")
Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
---
 drivers/net/ethernet/intel/i40e/i40e_debugfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
index 999c9708def5..d3f07cecfe57 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c
@@ -72,7 +72,7 @@ static ssize_t i40e_dbg_command_read(struct file *filp, char __user *buffer,
 {
 	struct i40e_pf *pf = filp->private_data;
 	int bytes_not_copied;
-	int buf_size = 256;
+	int buf_size = 513;
 	char *buf;
 	int len;
 
-- 
2.34.1