diff options
Diffstat (limited to 'package/kernel/mac80211/patches/375-brcmfmac-simplify-check-stripping-v2-NVRAM.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/375-brcmfmac-simplify-check-stripping-v2-NVRAM.patch | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/package/kernel/mac80211/patches/375-brcmfmac-simplify-check-stripping-v2-NVRAM.patch b/package/kernel/mac80211/patches/375-brcmfmac-simplify-check-stripping-v2-NVRAM.patch deleted file mode 100644 index 2bfd44f998..0000000000 --- a/package/kernel/mac80211/patches/375-brcmfmac-simplify-check-stripping-v2-NVRAM.patch +++ /dev/null @@ -1,56 +0,0 @@ -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Wed, 20 May 2015 09:34:21 +0200 -Subject: [PATCH] brcmfmac: simplify check stripping v2 NVRAM -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Comparing NVRAM entry with a full filtering string is simpler than -comparing it with a short prefix and then checking random chars at magic -offsets. The cost of snprintf relatively low, we execute it just once. -Tested on BCM43602 with NVRAM hacked to use V2 format. - -Signed-off-by: Rafał Miłecki <zajec5@gmail.com> -Signed-off-by: Kalle Valo <kvalo@codeaurora.org> ---- - ---- a/drivers/net/wireless/brcm80211/brcmfmac/firmware.c -+++ b/drivers/net/wireless/brcm80211/brcmfmac/firmware.c -@@ -25,7 +25,7 @@ - - #define BRCMF_FW_MAX_NVRAM_SIZE 64000 - #define BRCMF_FW_NVRAM_DEVPATH_LEN 19 /* devpath0=pcie/1/4/ */ --#define BRCMF_FW_NVRAM_PCIEDEV_LEN 9 /* pcie/1/4/ */ -+#define BRCMF_FW_NVRAM_PCIEDEV_LEN 10 /* pcie/1/4/ + \0 */ - - char brcmf_firmware_path[BRCMF_FW_PATH_LEN]; - module_param_string(firmware_path, brcmf_firmware_path, -@@ -297,6 +297,8 @@ fail: - static void brcmf_fw_strip_multi_v2(struct nvram_parser *nvp, u16 domain_nr, - u16 bus_nr) - { -+ char prefix[BRCMF_FW_NVRAM_PCIEDEV_LEN]; -+ size_t len; - u32 i, j; - u8 *nvram; - -@@ -308,14 +310,13 @@ static void brcmf_fw_strip_multi_v2(stru - * Valid entries are of type pcie/X/Y/ where X = domain_nr and - * Y = bus_nr. - */ -+ snprintf(prefix, sizeof(prefix), "pcie/%d/%d/", domain_nr, bus_nr); -+ len = strlen(prefix); - i = 0; - j = 0; -- while (i < nvp->nvram_len - BRCMF_FW_NVRAM_PCIEDEV_LEN) { -- if ((strncmp(&nvp->nvram[i], "pcie/", 5) == 0) && -- (nvp->nvram[i + 6] == '/') && (nvp->nvram[i + 8] == '/') && -- ((nvp->nvram[i + 5] - '0') == domain_nr) && -- ((nvp->nvram[i + 7] - '0') == bus_nr)) { -- i += BRCMF_FW_NVRAM_PCIEDEV_LEN; -+ while (i < nvp->nvram_len - len) { -+ if (strncmp(&nvp->nvram[i], prefix, len) == 0) { -+ i += len; - while (nvp->nvram[i] != 0) { - nvram[j] = nvp->nvram[i]; - i++; |