linux-ext4 - [PATCH] ext4: Fix build error when DX

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Date:   Wed,  8 Aug 2018 14:20:43 -0400
From:   Gabriel Krisman Bertazi <krisman@...labora.co.uk>
To:     tytso@....edu, adilger.kernel@...ger.ca
Cc:     linux-ext4@...r.kernel.org, kernel@...labora.com,
        Gabriel Krisman Bertazi <krisman@...labora.co.uk>
Subject: [PATCH] ext4: Fix build error when DX_DEBUG is defined

Enabling DX_DEBUG triggers the build error below.  The info pointer
should be accessed via the dxroot pointer.

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>
---
 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 116ff68c5bd4..35b635b4df58 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2261,7 +2261,7 @@ 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;
-- 
2.18.0