Factor post init logic out of __persistent_ram_init(), we'll need it for the new persistent_ram_new() routine.
Signed-off-by: Anton Vorontsov anton.vorontsov@linaro.org --- drivers/staging/android/persistent_ram.c | 44 ++++++++++++++++++------------ 1 file changed, 27 insertions(+), 17 deletions(-)
diff --git a/drivers/staging/android/persistent_ram.c b/drivers/staging/android/persistent_ram.c index 13a12bc..ec23822 100644 --- a/drivers/staging/android/persistent_ram.c +++ b/drivers/staging/android/persistent_ram.c @@ -378,28 +378,15 @@ static int __init persistent_ram_buffer_init(const char *name, return -EINVAL; }
-static __init -struct persistent_ram_zone *__persistent_ram_init(struct device *dev, bool ecc) +static int __init persistent_ram_post_init(struct persistent_ram_zone *prz, bool ecc) { - struct persistent_ram_zone *prz; - int ret = -ENOMEM; - - prz = kzalloc(sizeof(struct persistent_ram_zone), GFP_KERNEL); - if (!prz) { - pr_err("persistent_ram: failed to allocate persistent ram zone\n"); - goto err; - } - - ret = persistent_ram_buffer_init(dev_name(dev), prz); - if (ret) { - pr_err("persistent_ram: failed to initialize buffer\n"); - goto err; - } + int ret;
prz->ecc = ecc; + ret = persistent_ram_init_ecc(prz, prz->buffer_size); if (ret) - goto err; + return ret;
if (prz->buffer->sig == PERSISTENT_RAM_SIG) { if (buffer_size(prz) > prz->buffer_size || @@ -422,6 +409,29 @@ struct persistent_ram_zone *__persistent_ram_init(struct device *dev, bool ecc) atomic_set(&prz->buffer->start, 0); atomic_set(&prz->buffer->size, 0);
+ return 0; +} + +static __init +struct persistent_ram_zone *__persistent_ram_init(struct device *dev, bool ecc) +{ + struct persistent_ram_zone *prz; + int ret = -ENOMEM; + + prz = kzalloc(sizeof(struct persistent_ram_zone), GFP_KERNEL); + if (!prz) { + pr_err("persistent_ram: failed to allocate persistent ram zone\n"); + goto err; + } + + ret = persistent_ram_buffer_init(dev_name(dev), prz); + if (ret) { + pr_err("persistent_ram: failed to initialize buffer\n"); + goto err; + } + + persistent_ram_post_init(prz, ecc); + return prz; err: kfree(prz);