2 files changed, 3 insertions, 3 deletions

diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c
index d240de097c62..801324af9470 100644
--- a/drivers/usb/misc/adutux.c
+++ b/drivers/usb/misc/adutux.c
@@ -439,7 +439,7 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
                         /* drain secondary buffer */
                         int amount = bytes_to_read < data_in_secondary ? bytes_to_read : data_in_secondary;
                         i = copy_to_user(buffer, dev->read_buffer_secondary+dev->secondary_head, amount);
-                        if (i < 0) {
+                        if (i) {
                                 retval = -EFAULT;
                                 goto exit;
                         }
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index 2de49c8887c5..bc88c79875a1 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -542,7 +542,7 @@ static long iowarrior_ioctl(struct file *file, unsigned int cmd,
                         retval = io_res;
                 else {
                         io_res = copy_to_user(user_buffer, buffer, dev->report_size);
-                        if (io_res < 0)
+                        if (io_res)
                                 retval = -EFAULT;
                 }
                 break;
@@ -574,7 +574,7 @@ static long iowarrior_ioctl(struct file *file, unsigned int cmd,
                         }
                         io_res = copy_to_user((struct iowarrior_info __user *)arg, &info,
                                          sizeof(struct iowarrior_info));
-                        if (io_res < 0)
+                        if (io_res)
                                 retval = -EFAULT;
                         break;
                 }