From dc2c733e65848b1df8d55c83eea79fc4a868c800 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Fri, 24 Jan 2020 18:14:40 +0200 Subject: kdb: Use for_each_console() helper Replace open coded single-linked list iteration loop with for_each_console() helper in use. Signed-off-by: Andy Shevchenko Signed-off-by: Daniel Thompson --- kernel/debug/kdb/kdb_io.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'kernel/debug/kdb/kdb_io.c') diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c index 8bcdded5d61f..924bc9298a42 100644 --- a/kernel/debug/kdb/kdb_io.c +++ b/kernel/debug/kdb/kdb_io.c @@ -553,7 +553,7 @@ int vkdb_printf(enum kdb_msgsrc src, const char *fmt, va_list ap) int this_cpu, old_cpu; char *cp, *cp2, *cphold = NULL, replaced_byte = ' '; char *moreprompt = "more> "; - struct console *c = console_drivers; + struct console *c; unsigned long uninitialized_var(flags); /* Serialize kdb_printf if multiple cpus try to write at once. @@ -698,10 +698,9 @@ kdb_printit: cp2++; } } - while (c) { + for_each_console(c) { c->write(c, cp, retlen - (cp - kdb_buffer)); touch_nmi_watchdog(); - c = c->next; } } if (logging) { @@ -752,7 +751,6 @@ kdb_printit: moreprompt = "more> "; kdb_input_flush(); - c = console_drivers; if (dbg_io_ops && !dbg_io_ops->is_console) { len = strlen(moreprompt); @@ -762,10 +760,9 @@ kdb_printit: cp++; } } - while (c) { + for_each_console(c) { c->write(c, moreprompt, strlen(moreprompt)); touch_nmi_watchdog(); - c = c->next; } if (logging) -- cgit v1.2.3-59-g8ed1b