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drivers/video/via/ioctl.c: prevent reading uninitialized stack memory
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
video
/
via
/
ioctl.c
diff --git
a/drivers/video/via/ioctl.c
b/drivers/video/via/ioctl.c
index da03c074e32aad8b909c4b11c57a4c5a9f9d9285..4d553d0b8d7a450b9337a9b4375856c5b304217c 100644
(file)
--- a/
drivers/video/via/ioctl.c
+++ b/
drivers/video/via/ioctl.c
@@
-25,6
+25,8
@@
int viafb_ioctl_get_viafb_info(u_long arg)
{
struct viafb_ioctl_info viainfo;
+ memset(&viainfo, 0, sizeof(struct viafb_ioctl_info));
+
viainfo.viafb_id = VIAID;
viainfo.vendor_id = PCI_VIA_VENDOR_ID;