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From: Minkyu Kang <mk7.kang@samsung.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] universal_c210: check the NULL pointer when get the PMIC
Date: Mon, 10 Dec 2012 22:50:45 +0900	[thread overview]
Message-ID: <50C5E8B5.3080805@samsung.com> (raw)

PMIC 2.0 require to test return pointer from pmic_get()

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Cc: Lukasz Majewski <l.majewski@samsung.com>
Cc: Wolfgang Denk <wd@denx.de>
---
 board/samsung/universal_c210/universal.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/board/samsung/universal_c210/universal.c b/board/samsung/universal_c210/universal.c
index 4869798..ae24469 100644
--- a/board/samsung/universal_c210/universal.c
+++ b/board/samsung/universal_c210/universal.c
@@ -343,6 +343,9 @@ static void init_pmic_lcd(void)
 
 	struct pmic *p = pmic_get("MAX8998_PMIC");
 
+	if (!p)
+		return -ENODEV;
+
 	if (pmic_probe(p))
 		return;
 
@@ -434,6 +437,9 @@ static void lcd_power_on(void)
 {
 	struct pmic *p = pmic_get("MAX8998_PMIC");
 
+	if (!p)
+		return -ENODEV;
+
 	if (pmic_probe(p))
 		return;
 
-- 
1.7.9.5

             reply	other threads:[~2012-12-10 13:50 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-10 13:50 Minkyu Kang [this message]
2012-12-11  3:58 ` [U-Boot] [PATCH v2] universal_c210: check the NULL pointer when get the PMIC Minkyu Kang
2012-12-11  7:57   ` Lukasz Majewski
2012-12-11 10:49     ` Minkyu Kang

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