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authorCyril Roelandt <tipecaml@gmail.com>2013-02-12 05:01:53 +0100
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2013-02-13 15:40:33 -0500
commit4f8c85272c5e7ea1f2fe15d866835bc6f8fc996f (patch)
tree14271e11a7ca318564d96ac1f7bd235b3b5cda1e
parent13d2b4d11d69a92574a55bfd985cfb0ca77aebdc (diff)
xen: remove redundant NULL check before unregister_and_remove_pcpu().
unregister_and_remove_pcpu on a NULL pointer is a no-op, so the NULL check in sync_pcpu can be removed. Signed-off-by: Cyril Roelandt <tipecaml@gmail.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
-rw-r--r--drivers/xen/pcpu.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/xen/pcpu.c b/drivers/xen/pcpu.c
index 067fcfa..5a27a45 100644
--- a/drivers/xen/pcpu.c
+++ b/drivers/xen/pcpu.c
@@ -278,8 +278,7 @@ static int sync_pcpu(uint32_t cpu, uint32_t *max_cpu)
* Only those at cpu present map has its sys interface.
*/
if (info->flags & XEN_PCPU_FLAGS_INVALID) {
- if (pcpu)
- unregister_and_remove_pcpu(pcpu);
+ unregister_and_remove_pcpu(pcpu);
return 0;
}