f2fs: remove unnecessary condition checks

This patch removes the unnecessary condition checks on:

fs/f2fs/gc.c:667 do_garbage_collect() warn: 'sum_page' isn't an ERR_PTR
fs/f2fs/f2fs.h:795 f2fs_put_page() warn: 'page' isn't an ERR_PTR

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 1f1bc58..9a76c83 100644 (file)
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -792,7 +792,7 @@ static inline unsigned int valid_inode_count(struct f2fs_sb_info *sbi)
 
 static inline void f2fs_put_page(struct page *page, int unlock)
 {
-       if (!page || IS_ERR(page))
+       if (!page)
                return;
 
        if (unlock) {

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index b7ad1ec..5fa54c1 100644 (file)
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -664,8 +664,6 @@ static void do_garbage_collect(struct f2fs_sb_info *sbi, unsigned int segno,
 
        /* read segment summary of victim */
        sum_page = get_sum_page(sbi, segno);
-       if (IS_ERR(sum_page))
-               return;
 
        blk_start_plug(&plug);