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Commit 305b2dee authored by Yunlei He's avatar Yunlei He Committed by Jaegeuk Kim
Browse files

f2fs: move mnt_want_write_file after range check 



This patch move mnt_want_write_file after range check,
it's needless to check arguments with it.

Signed-off-by: default avatarYunlei He <heyunlei@huawei.com>
Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 7a01aa64

fs/f2fs/file.c

+5 −5
Original line number Diff line number Diff line
@@ -2066,15 +2066,15 @@ static int f2fs_ioc_gc_range(struct file *filp, unsigned long arg) 
	if (f2fs_readonly(sbi->sb))

		return -EROFS;



	end = range.start + range.len;

	if (range.start < MAIN_BLKADDR(sbi) || end >= MAX_BLKADDR(sbi)) {

		return -EINVAL;

	}



	ret = mnt_want_write_file(filp);

	if (ret)

		return ret;



	end = range.start + range.len;

	if (range.start < MAIN_BLKADDR(sbi) || end >= MAX_BLKADDR(sbi)) {

		ret = -EINVAL;

		goto out;

	}

do_more:

	if (!range.sync) {

		if (!mutex_trylock(&sbi->gc_mutex)) {