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| author | Helge Deller <deller@gmx.de> | 2016-09-20 17:29:32 +0200 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2016-09-20 18:02:36 +0200 |
| commit | 5baf919dd75817ba23423a8c9ef9be357fe2bb94 (patch) | |
| tree | 26c61e7cf087adf15728deb00ca779c81eea00e2 /arch/parisc/kernel/smp.c | |
| parent | parisc: Drop BROKEN_RODATA config option (diff) | |
| download | linux-5baf919dd75817ba23423a8c9ef9be357fe2bb94.tar.xz linux-5baf919dd75817ba23423a8c9ef9be357fe2bb94.zip | |
parisc: Check return value of smp_boot_one_cpu()
Check return value of smp_boot_one_cpu() whether CPU could be brought up.
Reported-by: John David Anglin <dave.anglin@bell.net>
Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc/kernel/smp.c')
| -rw-r--r-- | arch/parisc/kernel/smp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index c2a9cc55a62f..75dab2871346 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c @@ -412,8 +412,8 @@ void smp_cpus_done(unsigned int cpu_max) int __cpu_up(unsigned int cpu, struct task_struct *tidle) { - if (cpu != 0 && cpu < parisc_max_cpus) - smp_boot_one_cpu(cpu, tidle); + if (cpu != 0 && cpu < parisc_max_cpus && smp_boot_one_cpu(cpu, tidle)) + return -ENOSYS; return cpu_online(cpu) ? 0 : -ENOSYS; } |