[PATCH 09/11] mmc: dw_mmc: Simplify with dev_err_probe()

Krzysztof Kozlowski
2020-09-02T19:38:34Z

Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code, the error value gets printed and real error
from dw_mci_parse_dt() is passed further instead of fixed -EINVAL.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
drivers/mmc/host/dw_mmc.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 0fba940544ca..43c5795691fb 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -3161,12 +3161,9 @@ int dw_mci_probe(struct dw_mci *host)

if (!host->pdata) {
host->pdata = dw_mci_parse_dt(host);
- if (PTR_ERR(host->pdata) == -EPROBE_DEFER) {
- return -EPROBE_DEFER;
- } else if (IS_ERR(host->pdata)) {
- dev_err(host->dev, "platform data not available\n");
- return -EINVAL;
- }
+ if (IS_ERR(host->pdata))
+ return dev_err_probe(host->dev, PTR_ERR(host->pdata),
+ "platform data not available\n");
}

host->biu_clk = devm_clk_get(host->dev, "biu");
--
2.17.1