[PATCH] x86: fix small sparse warning

[Harvey Harrison]

arch/x86/kernel/ds.c:226:9: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
---
 arch/x86/kernel/ds.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kernel/ds.c b/arch/x86/kernel/ds.c
index 1c5ca4d..dcd918c 100644
--- a/arch/x86/kernel/ds.c
+++ b/arch/x86/kernel/ds.c
@@ -223,7 +223,7 @@ int ds_free(void **dsp)
 	if (*dsp)
 		kfree((void *)get_bts_buffer_base(*dsp));
 	kfree(*dsp);
-	*dsp = 0;
+	*dsp = NULL;
 
 	return 0;
 }
-- 
1.5.4.rc4.1142.gf5a97



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