From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Fri, 19 Apr 2013 01:25:45 +0000 (+0800)
Subject: mmc: dw_mmc: fix error return code in dw_mci_probe()
X-Git-Tag: v3.11-rc1~50^2~83
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=ef7aef9ab41d9aa95e9c2e2fdd4b5dbbf890f1d7;p=linux.git

mmc: dw_mmc: fix error return code in dw_mci_probe()

Fix to return -ENOMEM in alloc workqueue error case instead
of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Seungwon Jeon <tgih.jun@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
---

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index bc3a1bc4940f..0652690f2d66 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2321,8 +2321,10 @@ int dw_mci_probe(struct dw_mci *host)
 	tasklet_init(&host->tasklet, dw_mci_tasklet_func, (unsigned long)host);
 	host->card_workqueue = alloc_workqueue("dw-mci-card",
 			WQ_MEM_RECLAIM | WQ_NON_REENTRANT, 1);
-	if (!host->card_workqueue)
+	if (!host->card_workqueue) {
+		ret = -ENOMEM;
 		goto err_dmaunmap;
+	}
 	INIT_WORK(&host->card_work, dw_mci_work_routine_card);
 	ret = devm_request_irq(host->dev, host->irq, dw_mci_interrupt,
 			       host->irq_flags, "dw-mci", host);