From f8c5e94486671ffcac696886c246baa6ba89b5cf Mon Sep 17 00:00:00 2001 From: Chen Gang Date: Sun, 3 Nov 2013 22:23:39 +0800 Subject: kernel: trace: blktrace: remove redundent memcpy() in compat_blk_trace_setup() do_blk_trace_setup() will fully initialize 'buts.name', so can remove the related memcpy(). And also use BLKTRACE_BDEV_SIZE and ARRAY_SIZE instead of hard code number '32'. Signed-off-by: Chen Gang Signed-off-by: Jens Axboe --- include/linux/blktrace_api.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include/linux/blktrace_api.h') diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h index a12f6ed91c84..afc1343df3c7 100644 --- a/include/linux/blktrace_api.h +++ b/include/linux/blktrace_api.h @@ -89,7 +89,7 @@ static inline int blk_trace_init_sysfs(struct device *dev) #ifdef CONFIG_COMPAT struct compat_blk_user_trace_setup { - char name[32]; + char name[BLKTRACE_BDEV_SIZE]; u16 act_mask; u32 buf_size; u32 buf_nr; -- cgit v1.2.3