diff options
Diffstat (limited to 'libsanitizer/sanitizer_common/sanitizer_procmaps_linux.cc')
| -rw-r--r-- | libsanitizer/sanitizer_common/sanitizer_procmaps_linux.cc | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libsanitizer/sanitizer_common/sanitizer_procmaps_linux.cc b/libsanitizer/sanitizer_common/sanitizer_procmaps_linux.cc index b97d5f62dd2..f9092f4832e 100644 --- a/libsanitizer/sanitizer_common/sanitizer_procmaps_linux.cc +++ b/libsanitizer/sanitizer_common/sanitizer_procmaps_linux.cc @@ -16,8 +16,12 @@ namespace __sanitizer { void ReadProcMaps(ProcSelfMapsBuff *proc_maps) { - ReadFileToBuffer("/proc/self/maps", &proc_maps->data, &proc_maps->mmaped_size, - &proc_maps->len); + if (!ReadFileToBuffer("/proc/self/maps", &proc_maps->data, + &proc_maps->mmaped_size, &proc_maps->len)) { + proc_maps->data = nullptr; + proc_maps->mmaped_size = 0; + proc_maps->len = 0; + } } static bool IsOneOf(char c, char c1, char c2) { |