From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Fri, 17 Oct 2014 21:14:16 +0000 (-0700)
Subject: f2fs: avoid infinite loop at cp_error
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=af41d3ee00bf97bfc3bd64bce6d7a92e85955e98;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

f2fs: avoid infinite loop at cp_error

This patch avoids an infinite loop in sync_dirty_inode_page when -EIO was
detected.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index dd10a031c052..ca514d599b79 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -731,6 +731,9 @@ void sync_dirty_dir_inodes(struct f2fs_sb_info *sbi)
 	struct dir_inode_entry *entry;
 	struct inode *inode;
 retry:
+	if (unlikely(f2fs_cp_error(sbi)))
+		return;
+
 	spin_lock(&sbi->dir_inode_lock);
 
 	head = &sbi->dir_inode_list;