* [PATCH] parport: fix possible memory leak in parport_gsc_probe_port()
@ 2012-09-03 10:09 Wei Yongjun
0 siblings, 0 replies; only message in thread
From: Wei Yongjun @ 2012-09-03 10:09 UTC (permalink / raw)
To: gregkh, willy, kyle; +Cc: yongjun_wei, linux-kernel
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
ops has been allocated in this function and should be freed
before leaving from the error handling cases.
spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
drivers/parport/parport_gsc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/parport/parport_gsc.c b/drivers/parport/parport_gsc.c
index 5d6de38..352f961 100644
--- a/drivers/parport/parport_gsc.c
+++ b/drivers/parport/parport_gsc.c
@@ -271,6 +271,7 @@ struct parport *__devinit parport_gsc_probe_port (unsigned long base,
if (!parport_SPP_supported (p)) {
/* No port. */
kfree (priv);
+ kfree(ops);
return NULL;
}
parport_PS2_supported (p);
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