diff options
Diffstat (limited to 'drivers/base/devcoredump.c')
| -rw-r--r-- | drivers/base/devcoredump.c | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/drivers/base/devcoredump.c b/drivers/base/devcoredump.c index f1a3353f3494..e42d0b514384 100644 --- a/drivers/base/devcoredump.c +++ b/drivers/base/devcoredump.c @@ -164,16 +164,7 @@ static struct class devcd_class = { static ssize_t devcd_readv(char *buffer, loff_t offset, size_t count, void *data, size_t datalen) { - if (offset > datalen) - return -EINVAL; - - if (offset + count > datalen) - count = datalen - offset; - - if (count) - memcpy(buffer, ((u8 *)data) + offset, count); - - return count; + return memory_read_from_buffer(buffer, count, &offset, data, datalen); } static void devcd_freev(void *data) @@ -323,7 +314,7 @@ void dev_coredumpm(struct device *dev, struct module *owner, EXPORT_SYMBOL_GPL(dev_coredumpm); /** - * dev_coredumpmsg - create device coredump that uses scatterlist as data + * dev_coredumpsg - create device coredump that uses scatterlist as data * parameter * @dev: the struct device for the crashed device * @table: the dump data |