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* [PATCH 3/3] android/hal-utils.c : Fix null pointer dereference
@ 2014-09-10 12:42 gowtham babu
  2014-09-11  9:41 ` Szymon Janc
  0 siblings, 1 reply; 6+ messages in thread
From: gowtham babu @ 2014-09-10 12:42 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: d.kasatkin, bharat.panda, cpgs, gowtham babu

Handles the possible null pointer dereference: bd_addr by checking it against null.
---
 android/hal-utils.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/android/hal-utils.c b/android/hal-utils.c
index ceefefc..64ab5a1 100644
--- a/android/hal-utils.c
+++ b/android/hal-utils.c
@@ -166,11 +166,13 @@ int int2str_findstr(const char *str, const struct int2str m[])
  */
 const char *bt_bdaddr_t2str(const bt_bdaddr_t *bd_addr, char *buf)
 {
-	const uint8_t *p = bd_addr->address;
+	const uint8_t *p;
 
 	if (!bd_addr)
 		return strcpy(buf, "NULL");
 
+	p = bd_addr->address;
+
 	snprintf(buf, MAX_ADDR_STR_LEN, "%02x:%02x:%02x:%02x:%02x:%02x",
 					p[0], p[1], p[2], p[3], p[4], p[5]);
 
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2014-09-11 13:28 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-09-10 12:42 [PATCH 3/3] android/hal-utils.c : Fix null pointer dereference gowtham babu
2014-09-11  9:41 ` Szymon Janc
2014-09-11 10:12   ` Gowtham Anandha Babu
2014-09-11 10:16   ` Gowtham Anandha Babu
2014-09-11 11:33     ` Luiz Augusto von Dentz
2014-09-11 13:28       ` Gowtham Anandha Babu

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