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Commit 8e44fc85 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Miguel Ojeda
Browse files

auxdisplay: charlcd: Introduce charlcd_free() helper 



The charlcd_free() is a counterpart to charlcd_alloc()
and should be called symmetrically on tear down.

Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarMiguel Ojeda <miguel.ojeda.sandonis@gmail.com>
parent b658a211

drivers/auxdisplay/charlcd.c

+6 −0
Original line number Diff line number Diff line
@@ -818,6 +818,12 @@ struct charlcd *charlcd_alloc(unsigned int drvdata_size) 
}

EXPORT_SYMBOL_GPL(charlcd_alloc);



void charlcd_free(struct charlcd *lcd)

{

	kfree(charlcd_to_priv(lcd));

}

EXPORT_SYMBOL_GPL(charlcd_free);



static int panel_notify_sys(struct notifier_block *this, unsigned long code,

			    void *unused)

{

include/misc/charlcd.h

+1 −0
Original line number Diff line number Diff line
@@ -35,6 +35,7 @@ struct charlcd_ops { 
};



struct charlcd *charlcd_alloc(unsigned int drvdata_size);

void charlcd_free(struct charlcd *lcd);



int charlcd_register(struct charlcd *lcd);

int charlcd_unregister(struct charlcd *lcd);