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-rw-r--r--arch/arm/kernel/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 32e1a9513dc7..4e80bf7420d4 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -315,7 +315,7 @@ static void __init cacheid_init(void)
if (arch >= CPU_ARCH_ARMv6) {
unsigned int cachetype = read_cpuid_cachetype();
- if ((arch == CPU_ARCH_ARMv7M) && !cachetype) {
+ if ((arch == CPU_ARCH_ARMv7M) && !(cachetype & 0xf000f)) {
cacheid = 0;
} else if ((cachetype & (7 << 29)) == 4 << 29) {
/* ARMv7 register format */
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