[PATCH 08/13] drivers/block/floppy.c: Remove some unnecessary casting
in [Kernel]
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From: Joe Perches on 27 Jan 2010 15:50 Remove char/void __user * use Remove kmalloc cast Signed-off-by: Joe Perches <joe(a)perches.com> --- drivers/block/floppy.c | 11 +++++------ 1 files changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 14fefe2..5bad295 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; -- 1.6.6.rc0.57.gad7a -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |