tree f414fedbc5faa105995f7da69354861f3a970c4e
parent 013204f294f4a1d1eaed19cbe1bbaa83a8b0ba39
author Wei Wang <wvw@google.com> 1651619064 -0700
committer Wei Wang <wvw@google.com> 1651619424 -0700

logcat: fix infinity loop when  mbrtowc returns zero

 mbrtowc would return 0​ if the character converted from s (and stored in
 pwc if non-null) was the null character. This will happen when the
 binary buffer corrupted.

Test: boot with corrupted pstore and no spinning
Bug: 221922191
Change-Id: I841810df82dcee4fb864f15e120822ad810318b1