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Subject[PATCH] lightnvm: fix error return code of memdup_user
Date
The error return code of memdup_user() should be -ENOMEM or -EFAULT.
So this patch changed it to PTR_ERR(info).

Signed-off-by: Geliang Tang <geliangtang@gmail.com>
---
drivers/lightnvm/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index 54a06c3..e8b5edd 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -1164,7 +1164,7 @@ static long nvm_ioctl_info(struct file *file, void __user *arg)

info = memdup_user(arg, sizeof(struct nvm_ioctl_info));
if (IS_ERR(info))
- return -EFAULT;
+ return PTR_ERR(info);

info->version[0] = NVM_VERSION_MAJOR;
info->version[1] = NVM_VERSION_MINOR;
--
2.9.3
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