diff options
| -rw-r--r-- | arch/powerpc/kernel/smp.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/cell/smp.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powernv/smp.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/pseries/smp.c | 3 |
4 files changed, 8 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index df2a41647d8e..05bf5836107c 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -112,7 +112,8 @@ int smp_generic_cpu_bootable(unsigned int nr) #ifdef CONFIG_PPC64 int smp_generic_kick_cpu(int nr) { - BUG_ON(nr < 0 || nr >= NR_CPUS); + if (nr < 0 || nr >= NR_CPUS) + return -EINVAL; /* * The processor is currently spinning, waiting for the diff --git a/arch/powerpc/platforms/cell/smp.c b/arch/powerpc/platforms/cell/smp.c index 895560f4be69..ee8c535cf4d3 100644 --- a/arch/powerpc/platforms/cell/smp.c +++ b/arch/powerpc/platforms/cell/smp.c @@ -115,7 +115,8 @@ static void smp_cell_setup_cpu(int cpu) static int smp_cell_kick_cpu(int nr) { - BUG_ON(nr < 0 || nr >= NR_CPUS); + if (nr < 0 || nr >= NR_CPUS) + return -EINVAL; if (!smp_startup_cpu(nr)) return -ENOENT; diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index c04c87adad94..292825f25ffd 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -63,7 +63,8 @@ static int pnv_smp_kick_cpu(int nr) long rc; uint8_t status; - BUG_ON(nr < 0 || nr >= NR_CPUS); + if (nr < 0 || nr >= NR_CPUS) + return -EINVAL; /* * If we already started or OPAL is not supported, we just diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c index 52ca6b311d44..c82182ac40af 100644 --- a/arch/powerpc/platforms/pseries/smp.c +++ b/arch/powerpc/platforms/pseries/smp.c @@ -151,7 +151,8 @@ static void smp_setup_cpu(int cpu) static int smp_pSeries_kick_cpu(int nr) { - BUG_ON(nr < 0 || nr >= NR_CPUS); + if (nr < 0 || nr >= NR_CPUS) + return -EINVAL; if (!smp_startup_cpu(nr)) return -ENOENT; |