[PATCH] staging: vt6655: wmgr.c: Fix for possible null pointer dereference

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There is otherwise a risk of a possible null pointer dereference.

Was largely found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
---
 drivers/staging/vt6655/wmgr.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/vt6655/wmgr.c b/drivers/staging/vt6655/wmgr.c
index c73c39d..f98935c 100644
--- a/drivers/staging/vt6655/wmgr.c
+++ b/drivers/staging/vt6655/wmgr.c
@@ -4391,7 +4391,7 @@ bAdd_PMKID_Candidate(
 	unsigned int ii = 0;
 
 	pr_debug("bAdd_PMKID_Candidate START: (%d)\n",
-		 (int)pDevice->gsPMKIDCandidate.NumCandidates);
+		(int)(pDevice ? pDevice->gsPMKIDCandidate.NumCandidates : 0));
 
 	if ((pDevice == NULL) || (pbyBSSID == NULL) || (psRSNCapObj == NULL))
 		return false;
-- 
1.7.10.4

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