santad: SNTPolicyProcessor fix nil scope check (#208)

Fixes `santactl rule --check` returning `Whitelisted (Scope)` incorrectly
google · Oct 6, 2017 · 0c39342 · 0c39342
1 parent 1c95e8e
commit 0c39342
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Source/santad/SNTPolicyProcessor.m b/Source/santad/SNTPolicyProcessor.m
@@ -132,6 +132,8 @@ - (SNTCachedDecision *)decisionForFilePath:(NSString *)filePath
 ///  @return @c YES if file is in scope, @c NO otherwise.
 ///
 - (NSString *)fileIsScopeWhitelisted:(SNTFileInfo *)fi {
+  if (!fi) return nil;
+
   // Determine if file is within a whitelisted path
   NSRegularExpression *re = [[SNTConfigurator configurator] whitelistPathRegex];
   if ([re numberOfMatchesInString:fi.path options:0 range:NSMakeRange(0, fi.path.length)]) {
@@ -147,6 +149,8 @@ - (NSString *)fileIsScopeWhitelisted:(SNTFileInfo *)fi {
 }
 
 - (NSString *)fileIsScopeBlacklisted:(SNTFileInfo *)fi {
+  if (!fi) return nil;
+
   NSRegularExpression *re = [[SNTConfigurator configurator] blacklistPathRegex];
   if ([re numberOfMatchesInString:fi.path options:0 range:NSMakeRange(0, fi.path.length)]) {
     return @"Blacklist Regex";