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brcmfmac: use vmalloc to allocate mem for the firmware

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The firmware is more than 300KB big and you should not use kmalloc for
such big allocations. This allocation with kmalloc failed on my mips
based device (BCM47186).

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Hauke Mehrtens 2012-05-18 20:22:53 +02:00 committed by John W. Linville
parent 885ba1da68
commit edb9bc9a1e
1 changed files with 3 additions and 2 deletions
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5
drivers/net/wireless/brcm80211/brcmfmac/usb.c
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@ -28,6 +28,7 @@
#include <linux/uaccess.h>
#include <linux/firmware.h>
#include <linux/usb.h>
#include <linux/vmalloc.h>
#include <net/cfg80211.h>
#include <defs.h>
@ -1239,7 +1240,7 @@ static int brcmf_usb_get_fw(struct brcmf_usbdev_info *devinfo)
return -EINVAL;
}
devinfo->image = kmalloc(fw->size, GFP_ATOMIC); /* plus nvram */
devinfo->image = vmalloc(fw->size); /* plus nvram */
if (!devinfo->image)
return -ENOMEM;
@ -1602,7 +1603,7 @@ static struct usb_driver brcmf_usbdrvr = {
void brcmf_usb_exit(void)
{
usb_deregister(&brcmf_usbdrvr);
kfree(g_image.data);
vfree(g_image.data);
g_image.data = NULL;
g_image.len = 0;
}