target/linux/ar71xx/patches-4.1/100-MIPS-ath79-Avoid-using-unitialized-reg-variable.patch

   1 From 8b7a76e72fc819753878cd5684e243f33f847c79 Mon Sep 17 00:00:00 2001
   2 From: Markos Chandras <markos.chandras@imgtec.com>
   3 Date: Wed, 21 Aug 2013 11:47:22 +0100
   4 Subject: [PATCH] MIPS: ath79: Avoid using unitialized 'reg' variable
   5
   6 Fixes the following build error:
   7 arch/mips/include/asm/mach-ath79/ath79.h:139:20: error: 'reg' may be used
   8 uninitialized in this function [-Werror=maybe-uninitialized]
   9 arch/mips/ath79/common.c:62:6: note: 'reg' was declared here
  10 In file included from arch/mips/ath79/common.c:20:0:
  11 arch/mips/ath79/common.c: In function 'ath79_device_reset_clear':
  12 arch/mips/include/asm/mach-ath79/ath79.h:139:20:
  13 error: 'reg' may be used uninitialized in this function
  14 [-Werror=maybe-uninitialized]
  15 arch/mips/ath79/common.c:90:6: note: 'reg' was declared here
  16
  17 Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
  18 Acked-by: Gabor Juhos <juhosg@openwrt.org>
  19 ---
  20  arch/mips/ath79/common.c |    4 ++--
  21  1 file changed, 2 insertions(+), 2 deletions(-)
  22
  23 --- a/arch/mips/ath79/common.c
  24 +++ b/arch/mips/ath79/common.c
  25 @@ -75,7 +75,7 @@ void ath79_device_reset_set(u32 mask)
  26         else if (soc_is_qca955x())
  27                 reg = QCA955X_RESET_REG_RESET_MODULE;
  28         else
  29 -               BUG();
  30 +               panic("Reset register not defined for this SOC");
  31
  32         spin_lock_irqsave(&ath79_device_reset_lock, flags);
  33         t = ath79_reset_rr(reg);
  34 @@ -103,7 +103,7 @@ void ath79_device_reset_clear(u32 mask)
  35         else if (soc_is_qca955x())
  36                 reg = QCA955X_RESET_REG_RESET_MODULE;
  37         else
  38 -               BUG();
  39 +               panic("Reset register not defined for this SOC");
  40
  41         spin_lock_irqsave(&ath79_device_reset_lock, flags);
  42         t = ath79_reset_rr(reg);