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dm: core: Supress dead-code warning in __of_get_next_child()

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Suppress a warning on next = next->sibling.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reported-by: Coverity (CID: 163245)
Fixes 644ec0a (dm: core: Add livetree access functions)
This commit is contained in:
Simon Glass 2017-06-07 10:28:45 -06:00 committed by Tom Rini
parent 4f414d392f
commit 73027a853d
1 changed files with 6 additions and 0 deletions
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6
drivers/core/of_access.c
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@ -244,6 +244,12 @@ static struct device_node *__of_get_next_child(const struct device_node *node,
return NULL;
next = prev ? prev->sibling : node->child;
/*
* coverity[dead_error_line : FALSE]
* Dead code here since our current implementation of of_node_get()
* always returns NULL (Coverity CID 163245). But we leave it as is
* since we may want to implement get/put later.
*/
for (; next; next = next->sibling)
if (of_node_get(next))
break;