From 8a6d508a8055ea2ef8477e649662287e57727f54 Mon Sep 17 00:00:00 2001 From: Chengguang Xu Date: Tue, 12 Feb 2019 14:06:57 +0800 Subject: i2c: expand minor range when registering chrdev region Actually, total amount of available minor number for a single major is MINORMASK + 1. So expand minor range when registering chrdev region. Signed-off-by: Chengguang Xu [wsa: fixed typo in commit message] Signed-off-by: Wolfram Sang --- drivers/i2c/i2c-dev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/i2c') diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index ccd76c71af09..3f7b9af11137 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -52,7 +52,7 @@ struct i2c_dev { struct cdev cdev; }; -#define I2C_MINORS MINORMASK +#define I2C_MINORS (MINORMASK + 1) static LIST_HEAD(i2c_dev_list); static DEFINE_SPINLOCK(i2c_dev_list_lock); -- cgit v1.2.3-59-g8ed1b