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authorDaniel Vetter <daniel.vetter@ffwll.ch>2017-02-26 21:34:42 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2017-02-26 21:34:42 +0100
commit8e22e1b3499a446df48c2b26667ca36c55bf864c (patch)
tree5329f98b3eb3c95a9dcbab0fa4f9b6e62f0e788d /arch/powerpc/kernel/prom_init.c
parentdrm: Add name for DRM_DP_DUAL_MODE_LSPCON (diff)
parentlib/Kconfig: make PRIME_NUMBERS not user selectable. (diff)
downloadwireguard-linux-8e22e1b3499a446df48c2b26667ca36c55bf864c.tar.xz
wireguard-linux-8e22e1b3499a446df48c2b26667ca36c55bf864c.zip
Merge airlied/drm-next into drm-misc-next
Backmerge the main pull request to sync up with all the newly landed drivers. Otherwise we'll have chaos even before 4.12 started in earnest. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'arch/powerpc/kernel/prom_init.c')
-rw-r--r--arch/powerpc/kernel/prom_init.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index ec47a939cbdd..ac83eb04a8b8 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -2834,6 +2834,9 @@ static void __init prom_find_boot_cpu(void)
cpu_pkg = call_prom("instance-to-package", 1, 1, prom_cpu);
+ if (!PHANDLE_VALID(cpu_pkg))
+ return;
+
prom_getprop(cpu_pkg, "reg", &rval, sizeof(rval));
prom.cpu = be32_to_cpu(rval);