diff options
Diffstat (limited to 'drivers/nvmem/core.c')
| -rw-r--r-- | drivers/nvmem/core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 927eb5f6003f..fc480d636be2 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -135,6 +135,9 @@ static ssize_t bin_attr_nvmem_read(struct file *filp, struct kobject *kobj, if (pos >= nvmem->size) return 0; + if (!IS_ALIGNED(pos, nvmem->stride)) + return -EINVAL; + if (count < nvmem->word_size) return -EINVAL; @@ -172,6 +175,9 @@ static ssize_t bin_attr_nvmem_write(struct file *filp, struct kobject *kobj, if (pos >= nvmem->size) return -EFBIG; + if (!IS_ALIGNED(pos, nvmem->stride)) + return -EINVAL; + if (count < nvmem->word_size) return -EINVAL; |