[PATCH v2] ath6kl: Use vmalloc for loading firmware using api1 method and use kvfree
From: Brent Taylor
Date: Sun Nov 29 2015 - 00:16:12 EST
Signed-off-by: Brent Taylor <motobud@xxxxxxxxx>
ath6kl: Use vmalloc for loading firmware using api1 method and free using kvfree
---
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..836afea2 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);
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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