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authorDavid S. Miller <davem@davemloft.net>2017-10-09 20:11:09 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-09 20:11:09 -0700
commitd93fa2ba64384a0bbee4ae7409d85fccb2cfcf14 (patch)
tree8e55d9d74f46ce13e4299d23c23c72b9306798c1 /arch/powerpc/sysdev/xive/spapr.c
parentd0e60206bea2dec46c0a28fd6b116646aa67c5ae (diff)
parent529a86e063e9ff625c4ff247d8aa17d8072444fb (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
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 */