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| author | Geert Uytterhoeven <geert@linux-m68k.org> | 2017-02-06 15:38:08 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-02-10 15:32:53 +0100 |
| commit | 3f77b43965054c17fbc3111650c4e90f294a7bbe (patch) | |
| tree | 4547d73551e38a7cddab21852e151a585b3b7b42 /drivers/misc | |
| parent | 9db3cf1ccd5f78ad5c2a01a2fd5c5774d0ed0f6f (diff) | |
| download | linux-3f77b43965054c17fbc3111650c4e90f294a7bbe.tar.bz2 | |
misc: panel: Remove always-true check from panel_detach()
panel_detach() already verified that pptr is a valid pointer.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/panel.c | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/drivers/misc/panel.c b/drivers/misc/panel.c index 8af500ecaaaf..ed19b3e399b0 100644 --- a/drivers/misc/panel.c +++ b/drivers/misc/panel.c @@ -2266,24 +2266,22 @@ static void panel_detach(struct parport *port) if (scan_timer.function) del_timer_sync(&scan_timer); - if (pprt) { - if (keypad.enabled) { - misc_deregister(&keypad_dev); - keypad_initialized = 0; - } - - if (lcd.enabled) { - panel_lcd_print("\x0cLCD driver unloaded.\x1b[Lc\x1b[Lb\x1b[L-"); - misc_deregister(&lcd_dev); - lcd.initialized = false; - } + if (keypad.enabled) { + misc_deregister(&keypad_dev); + keypad_initialized = 0; + } - /* TODO: free all input signals */ - parport_release(pprt); - parport_unregister_device(pprt); - pprt = NULL; - unregister_reboot_notifier(&panel_notifier); + if (lcd.enabled) { + panel_lcd_print("\x0cLCD driver unloaded.\x1b[Lc\x1b[Lb\x1b[L-"); + misc_deregister(&lcd_dev); + lcd.initialized = false; } + + /* TODO: free all input signals */ + parport_release(pprt); + parport_unregister_device(pprt); + pprt = NULL; + unregister_reboot_notifier(&panel_notifier); } static struct parport_driver panel_driver = { |