readCString: no ubsan sub-overflow Bug: 132650049 Test: fuzzer Change-Id: I1f6dcad6906951ab505a7500573b74b210a68705 Merged-In: I1f6dcad6906951ab505a7500573b74b210a68705 (cherry picked from commit 1086548c6ceb141e2852d2690db8386911a014dd) 
1 file changed