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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-10-11 15:39:38 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-10-11 15:39:38 +0200
commit8af4b3d7044d83c5426da6e45a9c7948bc7fa231 (patch)
tree76e15a6cea6b526fe30c679f6e9bf60b08acf983 /arch/powerpc/sysdev/xive/spapr.c
parenta5950f2617f71a3dce16520c4907bcdb31e654ba (diff)
parentc2ebf788f927dcca72beead19fab5f5aba79a098 (diff)
Merge branch 'acpi-pm' into pm-sleep
Diffstat (limited to 'arch/powerpc/sysdev/xive/spapr.c')
-rw-r--r--arch/powerpc/sysdev/xive/spapr.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/xive/spapr.c b/arch/powerpc/sysdev/xive/spapr.c
index f24a70bc6855..d9c4c9366049 100644
--- a/arch/powerpc/sysdev/xive/spapr.c
+++ b/arch/powerpc/sysdev/xive/spapr.c
@@ -431,7 +431,11 @@ static int xive_spapr_get_ipi(unsigned int cpu, struct xive_cpu *xc)
static void xive_spapr_put_ipi(unsigned int cpu, struct xive_cpu *xc)
{
+ if (!xc->hw_ipi)
+ return;
+
xive_irq_bitmap_free(xc->hw_ipi);
+ xc->hw_ipi = 0;
}
#endif /* CONFIG_SMP */