Re: [PATCH] KVM: remove redundant NULL tests

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Roel Kluin wrote:
kvm_get_exit_data() cannot return a NULL pointer.

Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
---
 arch/ia64/kvm/kvm_fw.c |   28 +++++++++++++---------------
 1 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/arch/ia64/kvm/kvm_fw.c b/arch/ia64/kvm/kvm_fw.c
index e4b8231..cb548ee 100644
--- a/arch/ia64/kvm/kvm_fw.c
+++ b/arch/ia64/kvm/kvm_fw.c
@@ -75,7 +75,7 @@ static void set_pal_result(struct kvm_vcpu *vcpu,
 	struct exit_ctl_data *p;
p = kvm_get_exit_data(vcpu);
-	if (p && p->exit_reason == EXIT_REASON_PAL_CALL) {
+	if (p->exit_reason == EXIT_REASON_PAL_CALL) {
 		p->u.pal_data.ret = result;
 		return ;
 	}
	[___etc___]

Clearly the original author thought that there was a path where kvm_exit_data could return a NULL pointer, was that ever possible?

--
Bill Davidsen <davidsen@xxxxxxx>
  "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot
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