fdt_first_subnode() returns -FDT_ERR_NOTFOUND if no subnode found.
0 is supposed to be a valid offset returns from fdt_first_subnode().
Signed-off-by: Axel Lin <axel....@ingics.com>
---
drivers/spi/cadence_qspi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/cadence_qspi.c b/drivers/spi/cadence_qspi.c
index fa95b19..98ae3b8 100644
--- a/drivers/spi/cadence_qspi.c
+++ b/drivers/spi/cadence_qspi.c
@@ -297,7 +297,7 @@ static int cadence_spi_ofdata_to_platdata(struct udevice
*bus)
/* All other paramters are embedded in the child node */
subnode = fdt_first_subnode(blob, node);
- if (!subnode) {
+ if (subnode < 0) {
printf("Error: subnode with SPI flash config missing!\n");
return -ENODEV;
}
--
1.9.1
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