tty: n_gsm: Remove unnecessary test in gsm_print_packet()
authorGregory CLEMENT <gregory.clement@bootlin.com>
Mon, 18 May 2020 08:45:12 +0000 (10:45 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 19 May 2020 14:19:54 +0000 (16:19 +0200)
If the length is zero then the print_hex_dump_bytes won't output
anything, so testing the length before the call is unnecessary.

Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Link: https://lore.kernel.org/r/20200518084517.2173242-2-gregory.clement@bootlin.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/n_gsm.c

index 69200bd..4465dd0 100644 (file)
@@ -504,8 +504,7 @@ static void gsm_print_packet(const char *hdr, int addr, int cr,
        else
                pr_cont("(F)");
 
-       if (dlen)
-               print_hex_dump_bytes("", DUMP_PREFIX_NONE, data, dlen);
+       print_hex_dump_bytes("", DUMP_PREFIX_NONE, data, dlen);
 }