diff options
| author | Jaedon Shin <jaedon.shin@gmail.com> | 2017-06-16 20:03:01 +0900 |
|---|---|---|
| committer | James Hogan <jhogan@kernel.org> | 2017-11-07 21:28:19 +0000 |
| commit | ea4b3afe1eac8f88bb453798a084fba47a1f155a (patch) | |
| tree | 2a60f2dd86a21d54a8f01b2bbb78d5cf28ec6b6e /arch | |
| parent | 39dae59d66acd86d1de24294bd2f343fd5e7a625 (diff) | |
MIPS: BMIPS: Fix missing cbr address
Fix NULL pointer access in BMIPS3300 RAC flush.
Fixes: 738a3f79027b ("MIPS: BMIPS: Add early CPU initialization code")
Signed-off-by: Jaedon Shin <jaedon.shin@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Cc: Kevin Cernekee <cernekee@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: <stable@vger.kernel.org> # 4.7+
Patchwork: https://patchwork.linux-mips.org/patch/16423/
Signed-off-by: James Hogan <jhogan@kernel.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/kernel/smp-bmips.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/mips/kernel/smp-bmips.c b/arch/mips/kernel/smp-bmips.c index 406072e26752..87dcac2447c8 100644 --- a/arch/mips/kernel/smp-bmips.c +++ b/arch/mips/kernel/smp-bmips.c @@ -591,11 +591,11 @@ void __init bmips_cpu_setup(void) /* Flush and enable RAC */ cfg = __raw_readl(cbr + BMIPS_RAC_CONFIG); - __raw_writel(cfg | 0x100, BMIPS_RAC_CONFIG); + __raw_writel(cfg | 0x100, cbr + BMIPS_RAC_CONFIG); __raw_readl(cbr + BMIPS_RAC_CONFIG); cfg = __raw_readl(cbr + BMIPS_RAC_CONFIG); - __raw_writel(cfg | 0xf, BMIPS_RAC_CONFIG); + __raw_writel(cfg | 0xf, cbr + BMIPS_RAC_CONFIG); __raw_readl(cbr + BMIPS_RAC_CONFIG); cfg = __raw_readl(cbr + BMIPS_RAC_ADDRESS_RANGE); |