[PATCH 1/3] tty: n_gsm: Improve debug output

From: Gregory CLEMENT
Date: Thu Apr 30 2020 - 07:35:09 EST


Use appropriate print helpers for debug messages.

Signed-off-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxx>
---
drivers/tty/n_gsm.c | 18 +++++-------------
1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index d77ed82a4840..4965e39e0223 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -459,7 +459,7 @@ static void gsm_print_packet(const char *hdr, int addr, int cr,
if (!(debug & 1))
return;

- pr_info("%s %d) %c: ", hdr, addr, "RC"[cr]);
+ pr_debug("%s %d) %c: ", hdr, addr, "RC"[cr]);

switch (control & ~PF) {
case SABM:
@@ -504,18 +504,10 @@ 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);
+
+ pr_debug("\n");
}


--
2.26.1