[PATCH 3/5] floppy: cleanups: use memset() to zero reply_buffer

From: Denis Efremov
Date: Fri Apr 16 2021 - 04:35:42 EST


Use memset() to zero reply buffer in raw_cmd_copyin() instead
of a for loop.

Signed-off-by: Denis Efremov <efremov@xxxxxxxxx>
---
drivers/block/floppy.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index df5c32900539..c58b0b079afc 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3090,7 +3090,6 @@ static int raw_cmd_copyin(int cmd, void __user *param,
{
struct floppy_raw_cmd *ptr;
int ret;
- int i;

*rcmd = NULL;

@@ -3109,8 +3108,7 @@ static int raw_cmd_copyin(int cmd, void __user *param,
if (ptr->cmd_count > FD_RAW_CMD_FULLSIZE)
return -EINVAL;

- for (i = 0; i < FD_RAW_REPLY_SIZE; i++)
- ptr->reply[i] = 0;
+ memset(ptr->reply, 0, FD_RAW_REPLY_SIZE);
ptr->resultcode = 0;

if (ptr->flags & (FD_RAW_READ | FD_RAW_WRITE)) {
--
2.30.2