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authorYunlei He2018-04-24 11:40:30 +0800
committerJaegeuk Kim2018-05-31 11:31:48 -0700
commitb82f6e347bfb68920d7e611553e1f3170ee4608c (patch)
tree534aa1e9e3fed1c80ce90f8175663a000d9215ec /fs/f2fs
parentcba41be08cb182476fec4d318a8a8f2f8361a901 (diff)
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: Yunlei He <heyunlei@huawei.com> Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/file.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index a68b2cc067bc..10668720a661 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -2061,15 +2061,15 @@ 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)) {