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authorYunlei He <heyunlei@huawei.com>2018-04-24 11:40:30 +0800
committerJaegeuk Kim <jaegeuk@kernel.org>2018-07-08 17:29:02 -0700
commitbb015824532c007d9bfbfea91f731d4e02c36320 (patch)
tree6ea256f3f68913b85fc5e49ce48adbb3480d1593
parent8bb9a8da75d1678f5c4fc9ec5ea8702960102221 (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>
-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 e1808ed8fc3e..86aa14819637 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -2060,15 +2060,15 @@ 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)) {