linux-kernel - [PATCH 1/1] ice1712: check if snd card loaded, if not do not proceed

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Date:	Thu, 10 Jul 2014 23:19:37 -0500
From:	Konstantinos Tsimpoukas <kostaslinuxxx@...il.com>
To:	Konstantinos Tsimpoukas <kostaslinuxxx@...il.com>,
	<alsa-devel@...a-project.org>
Cc:	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
	<linux-sound@...r.kernel.org>, linux-kernel@...r.kernel.org
Subject: [PATCH 1/1] ice1712: check if snd card loaded, if not do not proceed

Just adding a simple if statement, which
verifies if actually card is loaded, if not
does not continue with the execution
of the snd_card_free.

Signed-off-by: Konstantinos Tsimpoukas <kostaslinuxxx@...il.com>
---
 sound/pci/ice1712/ice1712.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index d9b9e45..431096b 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -2819,7 +2819,8 @@ static void snd_ice1712_remove(struct pci_dev *pci)
 
 	if (ice->card_info && ice->card_info->chip_exit)
 		ice->card_info->chip_exit(ice);
-	snd_card_free(card);
+	if (card)
+		snd_card_free(card);
 }
 
 #ifdef CONFIG_PM_SLEEP
-- 
1.9.1

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