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auxdisplay: hd44780: Fix an API misuse in hd44780.c

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[ Upstream commit 9b98a7d2e5f4e2beeff88f6571da0cdc5883c7fb ]

Variable allocated by charlcd_alloc() should be released
by charlcd_free(). The following patch changed kfree() to
charlcd_free() to fix an API misuse.

Fixes: 718e05ed92 ("auxdisplay: Introduce hd44780_common.[ch]")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Haoxiang Li
2025-02-24 18:15:27 +08:00
committed by Greg Kroah-Hartman
parent ab239a12fd
commit 83c12c052c
1 changed files with 2 additions and 2 deletions
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4
drivers/auxdisplay/hd44780.c
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@@ -313,7 +313,7 @@ static int hd44780_probe(struct platform_device *pdev)
fail3:
kfree(hd);
fail2:
kfree(lcd);
charlcd_free(lcd);
fail1:
kfree(hdc);
return ret;
@@ -328,7 +328,7 @@ static void hd44780_remove(struct platform_device *pdev)
kfree(hdc->hd44780);
kfree(lcd->drvdata);
kfree(lcd);
charlcd_free(lcd);
}
static const struct of_device_id hd44780_of_match[] = {