From d282d8dad8622b23b292e78af54a65c1e4e8b5ab Mon Sep 17 00:00:00 2001 From: John Crispin Date: Sun, 25 Mar 2012 08:51:08 +0000 Subject: [PATCH] [mac80211] adds eeprom endianess check to ath9k Signed-off-by: Felix Fietkau SVN-Revision: 31068 --- package/mac80211/patches/999-ath9k.patch | 48 ++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 package/mac80211/patches/999-ath9k.patch diff --git a/package/mac80211/patches/999-ath9k.patch b/package/mac80211/patches/999-ath9k.patch new file mode 100644 index 0000000000..25d5450a79 --- /dev/null +++ b/package/mac80211/patches/999-ath9k.patch @@ -0,0 +1,48 @@ +--- a/drivers/net/wireless/ath/ath9k/eeprom_def.c ++++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c +@@ -267,7 +267,7 @@ static int ath9k_hw_def_check_eeprom(str + struct ar5416_eeprom_def *eep = + (struct ar5416_eeprom_def *) &ah->eeprom.def; + struct ath_common *common = ath9k_hw_common(ah); +- u16 *eepdata, temp, magic, magic2; ++ u16 *eepdata, temp, magic; + u32 sum = 0, el; + bool need_swap = false; + int i, addr, size; +@@ -277,27 +277,15 @@ static int ath9k_hw_def_check_eeprom(str + return false; + } + +- if (!ath9k_hw_use_flash(ah)) { +- ath_dbg(common, EEPROM, "Read Magic = 0x%04X\n", magic); +- +- if (magic != AR5416_EEPROM_MAGIC) { +- magic2 = swab16(magic); +- +- if (magic2 == AR5416_EEPROM_MAGIC) { +- size = sizeof(struct ar5416_eeprom_def); +- need_swap = true; +- eepdata = (u16 *) (&ah->eeprom); +- +- for (addr = 0; addr < size / sizeof(u16); addr++) { +- temp = swab16(*eepdata); +- *eepdata = temp; +- eepdata++; +- } +- } else { +- ath_err(common, +- "Invalid EEPROM Magic. Endianness mismatch.\n"); +- return -EINVAL; +- } ++ if (swab16(magic) == AR5416_EEPROM_MAGIC) { ++ size = sizeof(struct ar5416_eeprom_def); ++ need_swap = true; ++ eepdata = (u16 *) (&ah->eeprom); ++ ++ for (addr = 0; addr < size / sizeof(u16); addr++) { ++ temp = swab16(*eepdata); ++ *eepdata = temp; ++ eepdata++; + } + } + -- 2.30.2