Re: [f2fs-dev] [PATCH v2 2/3] f2fs: fix to add missing iput() in gc_data_segment()

[patchwork-bot+f2fs]

Hello:

This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim :

On Fri, 10 May 2024 11:43:33 +0800 you wrote:
> During gc_data_segment(), if inode state is abnormal, it missed to call
> iput(), fix it.
> 
> Fixes: b73e52824c89 ("f2fs: reposition unlock_new_inode to prevent accessing 
> invalid inode")
> Fixes: 9056d6489f5a ("f2fs: fix to do sanity check on inode type during 
> garbage collection")
> Signed-off-by: Chao Yu 
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,v2,2/3] f2fs: fix to add missing iput() in gc_data_segment()
https://git.kernel.org/jaegeuk/f2fs/c/a798ff17cd2d

You are awesome, thank you!
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[f2fs-dev] [PATCH v2 2/3] f2fs: fix to add missing iput() in gc_data_segment()

[Chao Yu]

During gc_data_segment(), if inode state is abnormal, it missed to call
iput(), fix it.

Fixes: b73e52824c89 ("f2fs: reposition unlock_new_inode to prevent accessing 
invalid inode")
Fixes: 9056d6489f5a ("f2fs: fix to do sanity check on inode type during garbage 
collection")
Signed-off-by: Chao Yu 
---
v2:
- fix wrong fixes tag line.
 fs/f2fs/gc.c | 9 +++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index ac4cbbe50c2f..6066c6eecf41 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -1554,10 +1554,15 @@ static int gc_data_segment(struct f2fs_sb_info *sbi, 
struct f2fs_summary *sum,
int err;
 
inode = f2fs_iget(sb, dni.ino);
-   if (IS_ERR(inode) || is_bad_inode(inode) ||
-   special_file(inode->i_mode))
+   if (IS_ERR(inode))
continue;
 
+   if (is_bad_inode(inode) ||
+   special_file(inode->i_mode)) {
+   iput(inode);
+   continue;
+   }
+
err = f2fs_gc_pinned_control(inode, gc_type, segno);
if (err == -EAGAIN) {
iput(inode);
-- 
2.40.1



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