Re: [PATCH net 1/2] isdn_ppp: Add checks for allocation failure in isdn_ppp_open()

Compile-tested only.

Signed-off-by: Ben Hutchings <redacted>
---
 drivers/isdn/i4l/isdn_ppp.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
index c4198fa..86f9abe 100644
--- a/drivers/isdn/i4l/isdn_ppp.c
+++ b/drivers/isdn/i4l/isdn_ppp.c

@@ -301,6 +301,8 @@ isdn_ppp_open(int min, struct file *file)

 	is->compflags = 0;
 
 	is->reset = isdn_ppp_ccp_reset_alloc(is);
+	if (!is->reset)
+		return -ENOMEM;