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authorJoe Perches <joe@perches.com>2010-03-10 15:21:08 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 15:52:31 -0800
commitce2f11fe784f7999b82c7a71cdbcb86ad2653def (patch)
tree252cdbf6f0e2e5417f0aa4c60d8ddd0947ecd90e /drivers/block
parent1ebddd85a6a6ad793eca82d65fba4573d0e28042 (diff)
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>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/floppy.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 46536b716ac..4807203827c 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -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;