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path: root/drivers/auxdisplay/panel.c
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Diffstat (limited to 'drivers/auxdisplay/panel.c')
-rw-r--r--drivers/auxdisplay/panel.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/auxdisplay/panel.c b/drivers/auxdisplay/panel.c
index a731f28455b4..91ccb9789d43 100644
--- a/drivers/auxdisplay/panel.c
+++ b/drivers/auxdisplay/panel.c
@@ -831,18 +831,12 @@ static void lcd_init(void)
struct charlcd *charlcd;
struct hd44780_common *hdc;
- hdc = hd44780_common_alloc();
- if (!hdc)
+ charlcd = hd44780_common_alloc();
+ if (!charlcd)
return;
- charlcd = charlcd_alloc();
- if (!charlcd) {
- kfree(hdc);
- return;
- }
-
+ hdc = charlcd->drvdata;
hdc->hd44780 = &lcd;
- charlcd->drvdata = hdc;
/*
* Init lcd struct with load-time values to preserve exact
@@ -1664,7 +1658,7 @@ err_lcd_unreg:
if (lcd.enabled)
charlcd_unregister(lcd.charlcd);
err_unreg_device:
- kfree(lcd.charlcd);
+ hd44780_common_free(lcd.charlcd);
lcd.charlcd = NULL;
parport_unregister_device(pprt);
pprt = NULL;
@@ -1691,8 +1685,7 @@ static void panel_detach(struct parport *port)
if (lcd.enabled) {
charlcd_unregister(lcd.charlcd);
lcd.initialized = false;
- kfree(lcd.charlcd->drvdata);
- kfree(lcd.charlcd);
+ hd44780_common_free(lcd.charlcd);
lcd.charlcd = NULL;
}