In usb_parse_interface() when usb_parse_endpoint() fails it returns
error whithout freeing alt->endpoint and we may have a memory leak.
Fix this by freeing alt->endpoint before return.
Signed-off-by: Souptick joarder <jrdr.li...@gmail.com>
---
drivers/usb/core/config.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index a2d90ac..6f599b6 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -492,8 +492,10 @@ static int usb_parse_interface(struct device *ddev, int
cfgno,
break;
retval = usb_parse_endpoint(ddev, cfgno, inum, asnum, alt,
num_ep, buffer, size);
- if (retval < 0)
+ if (retval < 0) {
+ kfree(alt->endpoint);
return retval;
+ }
++n;
buffer += retval;
--
1.9.1
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