diff mbox series

[5.8,180/633] wilc1000: Fix memleak in wilc_sdio_probe

Message ID 20201027135531.132473554@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH Oct. 27, 2020, 1:48 p.m. UTC 
From: Dinghao Liu <dinghao.liu@zju.edu.cn>

[ Upstream commit 8d95ab34b21ee0f870a9185b6457e8f6eb54914c ]

When devm_clk_get() returns -EPROBE_DEFER, sdio_priv
should be freed just like when wilc_cfg80211_init()
fails.

Fixes: 8692b047e86cf ("staging: wilc1000: look for rtc_clk clock")
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
Acked-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200820054819.23365-1-dinghao.liu@zju.edu.cn
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/staging/wilc1000/sdio.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/staging/wilc1000/sdio.c b/drivers/staging/wilc1000/sdio.c
index 36eb589263bfd..b14e4ed6134fc 100644
--- a/drivers/staging/wilc1000/sdio.c
+++ b/drivers/staging/wilc1000/sdio.c
@@ -151,9 +151,10 @@  static int wilc_sdio_probe(struct sdio_func *func,
 	wilc->dev = &func->dev;
 
 	wilc->rtc_clk = devm_clk_get(&func->card->dev, "rtc");
-	if (PTR_ERR_OR_ZERO(wilc->rtc_clk) == -EPROBE_DEFER)
+	if (PTR_ERR_OR_ZERO(wilc->rtc_clk) == -EPROBE_DEFER) {
+		kfree(sdio_priv);
 		return -EPROBE_DEFER;
-	else if (!IS_ERR(wilc->rtc_clk))
+	} else if (!IS_ERR(wilc->rtc_clk))
 		clk_prepare_enable(wilc->rtc_clk);
 
 	dev_info(&func->dev, "Driver Initializing success\n");