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drivers/block/floppy.c: remove some unnecessary casting 

Remove char/void __user * use.
Remove kmalloc cast.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Stephen Hemminger <shemminger@vyatta.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2010-03-10 15:21:08 -08:00 committed by Linus Torvalds
parent 1ebddd85a6
commit ce2f11fe78
1 changed files with 5 additions and 6 deletions
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11
drivers/block/floppy.c
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@ -3104,13 +3104,13 @@ static struct cont_t raw_cmd_cont = {
.done = raw_cmd_done
};
static inline int raw_cmd_copyout(int cmd, char __user *param,
static inline int raw_cmd_copyout(int cmd, void __user *param,
struct floppy_raw_cmd *ptr)
{
int ret;
while (ptr) {
ret = copy_to_user((void __user *)param, ptr, sizeof(*ptr));
ret = copy_to_user(param, ptr, sizeof(*ptr));
if (ret)
return -EFAULT;
param += sizeof(struct floppy_raw_cmd);
@ -3148,7 +3148,7 @@ static void raw_cmd_free(struct floppy_raw_cmd **ptr)
}
}
static inline int raw_cmd_copyin(int cmd, char __user *param,
static inline int raw_cmd_copyin(int cmd, void __user *param,
struct floppy_raw_cmd **rcmd)
{
struct floppy_raw_cmd *ptr;
@ -3157,12 +3157,11 @@ static inline int raw_cmd_copyin(int cmd, char __user *param,
*rcmd = NULL;
while (1) {
ptr = (struct floppy_raw_cmd *)
kmalloc(sizeof(struct floppy_raw_cmd), GFP_USER);
ptr = kmalloc(sizeof(struct floppy_raw_cmd), GFP_USER);
if (!ptr)
return -ENOMEM;
*rcmd = ptr;
ret = copy_from_user(ptr, (void __user *)param, sizeof(*ptr));
ret = copy_from_user(ptr, param, sizeof(*ptr));
if (ret)
return -EFAULT;
ptr->next = NULL;