diff options
| author | Alex Shi <alex.shi@linaro.org> | 2016-11-01 12:01:18 +0800 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2016-11-01 12:01:18 +0800 |
| commit | 1714a3e139090705a0bd862a8b7bba930181cfbd (patch) | |
| tree | db99631954ee29375180ac2fd1499a516c5b9ca7 /arch/powerpc | |
| parent | 25f89e269f5c5d06594098cc3b1d97554249f3f9 (diff) | |
| parent | 887b692a469f9a9a666654e607103f5204ac5eb7 (diff) | |
Merge tag 'v4.4.30' into linux-linaro-lsk-v4.4
This is the 4.4.30 stable release
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kernel/eeh_driver.c | 8 | ||||
| -rw-r--r-- | arch/powerpc/kernel/nvram_64.c | 6 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powernv/eeh-powernv.c | 5 |
3 files changed, 16 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c index 247a0dc012f1..c07bfb52275e 100644 --- a/arch/powerpc/kernel/eeh_driver.c +++ b/arch/powerpc/kernel/eeh_driver.c @@ -909,6 +909,14 @@ static void eeh_handle_special_event(void) /* Notify all devices to be down */ eeh_pe_state_clear(pe, EEH_PE_PRI_BUS); bus = eeh_pe_bus_get(phb_pe); + if (!bus) { + pr_err("%s: Cannot find PCI bus for " + "PHB#%d-PE#%x\n", + __func__, + pe->phb->global_number, + pe->addr); + break; + } eeh_pe_dev_traverse(pe, eeh_report_failure, NULL); pcibios_remove_pci_devices(bus); diff --git a/arch/powerpc/kernel/nvram_64.c b/arch/powerpc/kernel/nvram_64.c index 32e26526f7e4..1eb698f653b4 100644 --- a/arch/powerpc/kernel/nvram_64.c +++ b/arch/powerpc/kernel/nvram_64.c @@ -969,7 +969,7 @@ int __init nvram_remove_partition(const char *name, int sig, /* Make partition a free partition */ part->header.signature = NVRAM_SIG_FREE; - strncpy(part->header.name, "wwwwwwwwwwww", 12); + memset(part->header.name, 'w', 12); part->header.checksum = nvram_checksum(&part->header); rc = nvram_write_header(part); if (rc <= 0) { @@ -987,8 +987,8 @@ int __init nvram_remove_partition(const char *name, int sig, } if (prev) { prev->header.length += part->header.length; - prev->header.checksum = nvram_checksum(&part->header); - rc = nvram_write_header(part); + prev->header.checksum = nvram_checksum(&prev->header); + rc = nvram_write_header(prev); if (rc <= 0) { printk(KERN_ERR "nvram_remove_partition: nvram_write failed (%d)\n", rc); return rc; diff --git a/arch/powerpc/platforms/powernv/eeh-powernv.c b/arch/powerpc/platforms/powernv/eeh-powernv.c index ba0cae69a396..92736851c795 100644 --- a/arch/powerpc/platforms/powernv/eeh-powernv.c +++ b/arch/powerpc/platforms/powernv/eeh-powernv.c @@ -956,6 +956,11 @@ static int pnv_eeh_reset(struct eeh_pe *pe, int option) } bus = eeh_pe_bus_get(pe); + if (!bus) { + pr_err("%s: Cannot find PCI bus for PHB#%d-PE#%x\n", + __func__, pe->phb->global_number, pe->addr); + return -EIO; + } if (pci_is_root_bus(bus) || pci_is_root_bus(bus->parent)) ret = pnv_eeh_root_reset(hose, option); |