From: Dinghao Liu <[email protected]>

commit c9e87161cc621cbdcfc472fa0b2d81c63780c8f5 upstream.

When ext4_journal_get_write_access() fails, we should
terminate the execution flow and release n_group_desc,
iloc.bh, dind and gdb_bh.

Cc: [email protected]
Signed-off-by: Dinghao Liu <[email protected]>
Reviewed-by: Andreas Dilger <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Theodore Ts'o <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 fs/ext4/resize.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -843,8 +843,10 @@ static int add_new_gdb(handle_t *handle,
 
        BUFFER_TRACE(dind, "get_write_access");
        err = ext4_journal_get_write_access(handle, dind);
-       if (unlikely(err))
+       if (unlikely(err)) {
                ext4_std_error(sb, err);
+               goto errout;
+       }
 
        /* ext4_reserve_inode_write() gets a reference on the iloc */
        err = ext4_reserve_inode_write(handle, inode, &iloc);


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