irda: vlsi_ir: use %*ph specifier

Instead of looping in the code let's use kernel extension to dump small
buffers.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c
index a04af9d0f8f9..a2e556168286 100644
--- a/drivers/net/irda/vlsi_ir.c
+++ b/drivers/net/irda/vlsi_ir.c
@@ -324,12 +324,8 @@ static void vlsi_proc_ring(struct seq_file *seq, struct vlsi_ring *r)
                 seq_printf(seq, "current: rd = %d / status = %02x / len = %u\n",
                                 h, (unsigned)rd_get_status(rd), j);
                 if (j > 0) {
-                        seq_printf(seq, "   data:");
-                        if (j > 20)
-                                j = 20;
-                        for (i = 0; i < j; i++)
-                                seq_printf(seq, " %02x", (unsigned)((unsigned char *)rd->buf)[i]);
-                        seq_printf(seq, "\n");
+                        seq_printf(seq, "   data: %*ph\n",
+                                   min_t(unsigned, j, 20), rd->buf);
                 }
         }
         for (i = 0; i < r->size; i++) {