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serial: bfin_5xx: kgdboc should accept gdb break only when it is active

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If we always check for gdb breaks even when it isn't active, we get false
positives on normal code and the system panics.

URL: http://blackfin.uclinux.org/gf/tracker/5277

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Sonic Zhang 2010-01-19 06:13:12 -05:00 committed by Greg Kroah-Hartman
parent 7ed43f6af8
commit cdc592d5d4
1 changed files with 2 additions and 1 deletions
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3
drivers/serial/bfin_5xx.c
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@ -237,7 +237,8 @@ static void bfin_serial_rx_chars(struct bfin_serial_port *uart)
#if defined(CONFIG_KGDB_SERIAL_CONSOLE) || \
defined(CONFIG_KGDB_SERIAL_CONSOLE_MODULE)
if (kgdb_connected && kgdboc_port_line == uart->port.line)
if (kgdb_connected && kgdboc_port_line == uart->port.line
&& kgdboc_break_enabled)
if (ch == 0x3) {/* Ctrl + C */
kgdb_breakpoint();
return;