From a22429d2bfaa16588635a02958ebcd06114dd697 Mon Sep 17 00:00:00 2001
From: Fabio Estevam <festevam@gmail.com>
Date: Fri, 16 Mar 2012 11:32:09 +0000
Subject: [PATCH] pmic_i2c: Return error in case of invalid pmic_i2c_tx_num
Return error in case of invalid pmic_i2c_tx_num.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Acked-by: Lukasz Majewski <l.majewski@samsung.com>
Acked-by: Stefano Babic <sbabic@denx.de>
---
drivers/misc/pmic_i2c.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/misc/pmic_i2c.c b/drivers/misc/pmic_i2c.c
index ad55d6447e..95a3365b9f 100644
--- a/drivers/misc/pmic_i2c.c
+++ b/drivers/misc/pmic_i2c.c
@@ -47,6 +47,9 @@ int pmic_reg_write(struct pmic *p, u32 reg, u32 val)
case 1:
buf[0] = val & 0xff;
break;
+ default:
+ printf("%s: invalid tx_num: %d", __func__, pmic_i2c_tx_num);
+ return -1;
}
if (i2c_write(pmic_i2c_addr, reg, 1, buf, pmic_i2c_tx_num))
@@ -73,6 +76,9 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val)
case 1:
ret_val = buf[0];
break;
+ default:
+ printf("%s: invalid tx_num: %d", __func__, pmic_i2c_tx_num);
+ return -1;
}
memcpy(val, &ret_val, sizeof(ret_val));
--
2.39.5