diff options
| author | York Sun <yorksun@freescale.com> | 2012-10-08 07:44:10 +0000 |
|---|---|---|
| committer | Andy Fleming <afleming@freescale.com> | 2012-10-22 14:31:15 -0500 |
| commit | 2f1712b275af3ed960b92cd1ed9b99d23c4919a5 (patch) | |
| tree | ae2e4901de910d98c85fd8b9ec71017e6a765206 /arch/powerpc/cpu | |
| parent | f77329cfcf65e142ffbe930594c4d411c5d66429 (diff) | |
powerpc/mpc85xx: check number of cores
Panic if the number of cores is more than CONFIG_MAX_CPUS because it will
surely overflow gd structure.
Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'arch/powerpc/cpu')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c index 26fc84c9a..40cce1dbd 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu.c +++ b/arch/powerpc/cpu/mpc85xx/cpu.c @@ -127,6 +127,11 @@ int checkcpu (void) printf(", Version: %d.%d, (0x%08x)\n", major, minor, pvr); + if (nr_cores > CONFIG_MAX_CPUS) { + panic("\nUnexpected number of cores: %d, max is %d\n", + nr_cores, CONFIG_MAX_CPUS); + } + get_sys_info(&sysinfo); puts("Clock Configuration:"); |