Patch "f2fs: fix to initialize map.m_pblk in f2fs_precache_extents()" has been added to the 6.1-stable tree

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This is a note to let you know that I've just added the patch titled

    f2fs: fix to initialize map.m_pblk in f2fs_precache_extents()

to the 6.1-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     f2fs-fix-to-initialize-map.m_pblk-in-f2fs_precache_e.patch
and it can be found in the queue-6.1 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit c9b7f569d6e7faefa8041dba8a37f991d40ff659
Author: Chao Yu <chao@xxxxxxxxxx>
Date:   Sat Oct 7 15:45:52 2023 +0800

    f2fs: fix to initialize map.m_pblk in f2fs_precache_extents()
    
    [ Upstream commit 8b07c1fb0f1ad139373c8253f2fad8bc43fab07d ]
    
    Otherwise, it may print random physical block address in tracepoint
    of f2fs_map_blocks() as below:
    
    f2fs_map_blocks: dev = (253,16), ino = 2297, file offset = 0, start blkaddr = 0xa356c421, len = 0x0, flags = 0
    
    Fixes: c4020b2da4c9 ("f2fs: support F2FS_IOC_PRECACHE_EXTENTS")
    Signed-off-by: Chao Yu <chao@xxxxxxxxxx>
    Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 746c71716bead..d0c17366ebf48 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -3249,6 +3249,7 @@ int f2fs_precache_extents(struct inode *inode)
 		return -EOPNOTSUPP;
 
 	map.m_lblk = 0;
+	map.m_pblk = 0;
 	map.m_next_pgofs = NULL;
 	map.m_next_extent = &m_next_extent;
 	map.m_seg_type = NO_CHECK_TYPE;



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