[PATCH v3] ath6kl: Use vmalloc for loading firmware using api1 method and use kvfree

From: Brent Taylor
Date: Sun Nov 29 2015 - 00:52:27 EST


Signed-off-by: Brent Taylor <motobud@xxxxxxxxx>

ath6kl: Use vmalloc for loading firmware using api1 method and free using kvfree

ath6kl: fix kmalloc build error
---
Changes v2 -> v3:
- fix kmalloc build error

Changes v1 -> v2:
- simplify memory allocation
- use kvfree

drivers/net/wireless/ath/ath6kl/core.c | 2 +-
drivers/net/wireless/ath/ath6kl/init.c | 7 ++++++-
2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/ath/ath6kl/core.c b/drivers/net/wireless/ath/ath6kl/core.c
index 4ec02ce..052e58b 100644
--- a/drivers/net/wireless/ath/ath6kl/core.c
+++ b/drivers/net/wireless/ath/ath6kl/core.c
@@ -343,7 +343,7 @@ void ath6kl_core_cleanup(struct ath6kl *ar)

kfree(ar->fw_board);
kfree(ar->fw_otp);
- vfree(ar->fw);
+ kvfree(ar->fw);
kfree(ar->fw_patch);
kfree(ar->fw_testscript);

diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index 6e473fa..19535dc 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -673,10 +673,15 @@ 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 (&ar->fw == fw)
+ *fw = vmalloc(fw_entry->size);
+ else
+ *fw = kmalloc(fw_entry->size, GFP_KERNEL);

if (*fw == NULL)
ret = -ENOMEM;
+ else
+ memcpy(*fw, fw_entry->data, fw_entry->size);

release_firmware(fw_entry);

--
2.6.3

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