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btrfs-progs: debug-tree: tweak tree node checks

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The tree root and chunk root base pointers are verified in open_ctree so
we don't get NULL here. We still check the node pointers to get better
error message.

Resolves-coverity-id: 1348450
Resolves-coverity-id: 1348451
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2016-01-15 14:00:41 +01:00
parent 1bb0bba1b6
commit a2b24489da
1 changed files with 2 additions and 2 deletions
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4
btrfs-debug-tree.c
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@ -267,7 +267,7 @@ again:
* Tree's that are not pointed by the tree of tree roots * Tree's that are not pointed by the tree of tree roots
*/ */
if (tree_id && tree_id == BTRFS_ROOT_TREE_OBJECTID) { if (tree_id && tree_id == BTRFS_ROOT_TREE_OBJECTID) {
if (!info->tree_root) { if (!info->tree_root->node) {
error("cannot print root tree, invalid pointer"); error("cannot print root tree, invalid pointer");
goto no_node; goto no_node;
} }
@ -277,7 +277,7 @@ again:
} }
if (tree_id && tree_id == BTRFS_CHUNK_TREE_OBJECTID) { if (tree_id && tree_id == BTRFS_CHUNK_TREE_OBJECTID) {
if (!info->chunk_root) { if (!info->chunk_root->node) {
error("cannot print chunk tree, invalid pointer"); error("cannot print chunk tree, invalid pointer");
goto no_node; goto no_node;
} }