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dm: core: Fix uninitialized return value from dm_scan_fdt_node

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If there are no nodes or if all nodes are disabled, this function would
return err without setting it first. Fix this by initializing err to
zero.

Fixes: 94f7afdf7e ("dm: core: Ignore disabled devices when binding")

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Sean Anderson 2021-04-08 17:15:00 -04:00 • committed by Simon Glass
parent feb7ac457c
commit 6784cb35f5
1 changed files with 1 additions and 1 deletions
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drivers/core/root.c
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@ -265,7 +265,7 @@ int dm_scan_plat(bool pre_reloc_only)
static int dm_scan_fdt_node(struct udevice *parent, ofnode parent_node, static int dm_scan_fdt_node(struct udevice *parent, ofnode parent_node,
bool pre_reloc_only) bool pre_reloc_only)
{ {
int ret = 0, err; int ret = 0, err = 0;
ofnode node; ofnode node;
if (!ofnode_valid(parent_node)) if (!ofnode_valid(parent_node))