linux-kernel - [PATCH 4.14 033/122] ext4: fix build error when DX

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Message-Id: <20191122100749.435343080@linuxfoundation.org>
Date:   Fri, 22 Nov 2019 11:28:06 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Gabriel Krisman Bertazi <krisman@...labora.co.uk>,
        Theodore Tso <tytso@....edu>,
        Lukas Czerner <lczerner@...hat.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.14 033/122] ext4: fix build error when DX_DEBUG is defined

From: Gabriel Krisman Bertazi <krisman@...labora.co.uk>

[ Upstream commit 799578ab16e86b074c184ec5abbda0bc698c7b0b ]

Enabling DX_DEBUG triggers the build error below.  info is an attribute
of  the dxroot structure.

linux/fs/ext4/namei.c:2264:12: error: ‘info’
undeclared (first use in this function); did you mean ‘insl’?
	   	  info->indirect_levels));

Fixes: e08ac99fa2a2 ("ext4: add largedir feature")
Signed-off-by: Gabriel Krisman Bertazi <krisman@...labora.co.uk>
Signed-off-by: Theodore Ts'o <tytso@....edu>
Reviewed-by: Lukas Czerner <lczerner@...hat.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/ext4/namei.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 162e853dc5d65..212b01861d941 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2293,7 +2293,7 @@ static int ext4_dx_add_entry(handle_t *handle, struct ext4_filename *fname,
 			dxroot->info.indirect_levels += 1;
 			dxtrace(printk(KERN_DEBUG
 				       "Creating %d level index...\n",
-				       info->indirect_levels));
+				       dxroot->info.indirect_levels));
 			err = ext4_handle_dirty_dx_node(handle, dir, frame->bh);
 			if (err)
 				goto journal_error;
-- 
2.20.1