diff options
-rw-r--r-- | block/blk-sysfs.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c index afc797fb0dfc..0cde6598fb2f 100644 --- a/block/blk-sysfs.c +++ b/block/blk-sysfs.c @@ -449,21 +449,13 @@ static ssize_t queue_wc_show(struct request_queue *q, char *page) static ssize_t queue_wc_store(struct request_queue *q, const char *page, size_t count) { - int set = -1; - if (!strncmp(page, "write back", 10)) - set = 1; + blk_queue_flag_set(QUEUE_FLAG_WC, q); else if (!strncmp(page, "write through", 13) || !strncmp(page, "none", 4)) - set = 0; - - if (set == -1) - return -EINVAL; - - if (set) - blk_queue_flag_set(QUEUE_FLAG_WC, q); - else blk_queue_flag_clear(QUEUE_FLAG_WC, q); + else + return -EINVAL; return count; } |