tty: n_gsm: Improve debug output

Use appropriate print helpers for debug messages.

Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Link: https://lore.kernel.org/r/20200512115323.1447922-2-gregory.clement@bootlin.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index d77ed82..67c8f81 100644 (file)
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -504,18 +504,8 @@ static void gsm_print_packet(const char *hdr, int addr, int cr,
        else
                pr_cont("(F)");
 
-       if (dlen) {
-               int ct = 0;
-               while (dlen--) {
-                       if (ct % 8 == 0) {
-                               pr_cont("\n");
-                               pr_debug("    ");
-                       }
-                       pr_cont("%02X ", *data++);
-                       ct++;
-               }
-       }
-       pr_cont("\n");
+       if (dlen)
+               print_hex_dump_bytes("", DUMP_PREFIX_NONE, data, dlen);
 }