linux-kernel - [PATCH] ath6kl: Use vmalloc for loading firmware using api1 method

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Message-Id: <1444972259-24260-1-git-send-email-motobud@gmail.com>
Date:	Fri, 16 Oct 2015 00:10:59 -0500
From:	Brent Taylor <motobud@...il.com>
To:	kvalo@....qualcomm.com
Cc:	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, ath6kl@...ts.infradead.org,
	motobud@...il.com
Subject: [PATCH] ath6kl: Use vmalloc for loading firmware using api1 method

Signed-off-by: Brent Taylor <motobud@...il.com>
---
 drivers/net/wireless/ath/ath6kl/init.c | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index 6e473fa..2155739 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -673,10 +673,17 @@ static int ath6kl_get_fw(struct ath6kl *ar, const char *filename,
 		return ret;
 
 	*fw_len = fw_entry->size;
-	*fw = kmemdup(fw_entry->data, fw_entry->size, GFP_KERNEL);
-
-	if (*fw == NULL)
-		ret = -ENOMEM;
+	if (&ar->fw == fw) {
+		*fw = vmalloc(fw_entry->size);
+		if (*fw == NULL)
+			ret = -ENOMEM;
+		else
+			memcpy(*fw, fw_entry->data, fw_entry->size);
+	} else {
+		*fw = kmemdup(fw_entry->data, fw_entry->size, GFP_KERNEL);
+		if (*fw == NULL)
+			ret = -ENOMEM;
+	}
 
 	release_firmware(fw_entry);
 
-- 
2.6.1

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