From ce0dffafd403e7824ae78a806d08c04ff8112e79 Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Sat, 9 Jul 2016 13:34:58 +0900 Subject: [PATCH] i2c: free idr when sanity checks in i2c_register_adapter() fail On error, we should give idr back to the pool in any case. Signed-off-by: Wolfram Sang Reviewed-by: Jean Delvare Signed-off-by: Wolfram Sang --- drivers/i2c/i2c-core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 952d2f0c02c5..9f53751e49a7 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -1554,7 +1554,7 @@ static int __process_new_adapter(struct device_driver *d, void *data) static int i2c_register_adapter(struct i2c_adapter *adap) { - int res = 0; + int res = -EINVAL; /* Can't register until after driver model init */ if (WARN_ON(!is_registered)) { @@ -1566,12 +1566,12 @@ static int i2c_register_adapter(struct i2c_adapter *adap) if (unlikely(adap->name[0] == '\0')) { pr_err("i2c-core: Attempt to register an adapter with " "no name!\n"); - return -EINVAL; + goto out_list; } if (unlikely(!adap->algo)) { pr_err("i2c-core: Attempt to register adapter '%s' with " "no algo!\n", adap->name); - return -EINVAL; + goto out_list; } if (!adap->lock_bus) { -- 2.20.1