[PATCH v1 3/7] auxdisplay: hd44780: Introduce hd44780_common_free()

[Andy Shevchenko <andriy.shevchenko@linux.intel.com>]

Introduce hd44780_common_free() for symmetrical operation
to hd44780_common_alloc(). It will allow to modify the both
in the future without touching the users.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/auxdisplay/hd44780_common.c | 6 ++++++
 drivers/auxdisplay/hd44780_common.h | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/drivers/auxdisplay/hd44780_common.c b/drivers/auxdisplay/hd44780_common.c
index 4ef87c3118c0..3f8a496ccb8e 100644
--- a/drivers/auxdisplay/hd44780_common.c
+++ b/drivers/auxdisplay/hd44780_common.c
@@ -366,5 +366,11 @@ struct hd44780_common *hd44780_common_alloc(void)
 }
 EXPORT_SYMBOL_GPL(hd44780_common_alloc);
 
+void hd44780_common_free(struct hd44780_common *hd)
+{
+	kfree(hd);
+}
+EXPORT_SYMBOL_GPL(hd44780_common_free);
+
 MODULE_DESCRIPTION("Common functions for HD44780 (and compatibles) LCD displays");
 MODULE_LICENSE("GPL");
diff --git a/drivers/auxdisplay/hd44780_common.h b/drivers/auxdisplay/hd44780_common.h
index a16aa8c29c99..fe1386e3cf79 100644
--- a/drivers/auxdisplay/hd44780_common.h
+++ b/drivers/auxdisplay/hd44780_common.h
@@ -30,4 +30,6 @@ int hd44780_common_blink(struct charlcd *lcd, enum charlcd_onoff on);
 int hd44780_common_fontsize(struct charlcd *lcd, enum charlcd_fontsize size);
 int hd44780_common_lines(struct charlcd *lcd, enum charlcd_lines lines);
 int hd44780_common_redefine_char(struct charlcd *lcd, char *esc);
+
 struct hd44780_common *hd44780_common_alloc(void);
+void hd44780_common_free(struct hd44780_common *hd);
-- 
2.45.1.3035.g276e886db78b