Description: ARM: amba: Don't read past the end of sysfs "driver_override" buffer
References:
 https://patchwork.kernel.org/patch/10175611/
 https://bugzilla.novell.com/show_bug.cgi?id=1100491
Notes:
Bugs:
upstream: released (4.17-rc3) [d2ffed5185df9d8d9ccd150e4340e3b6f96a8381]
4.9-upstream-stable: released (4.9.98) [8970c12ac9b917b27e42c0537ab7fce0357f0cf3]
3.16-upstream-stable: N/A "Vulnerable code not present"
sid: released (4.16.12-1)
4.9-stretch-security: released (4.9.107-1)
3.16-jessie-security: N/A "Vulnerable code not present"