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fixFBRetainCycleDetectorIssues96 #79

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fixFBRetainCycleDetectorIssues96 #79

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4 changes: 3 additions & 1 deletion fishhook.c
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Original file line number Diff line number Diff line change
Expand Up @@ -134,7 +134,9 @@ static void perform_rebinding_with_section(struct rebindings_entry *rebindings,
indirect_symbol_bindings[i] != cur->rebindings[j].replacement) {
*(cur->rebindings[j].replaced) = indirect_symbol_bindings[i];
}
indirect_symbol_bindings[i] = cur->rebindings[j].replacement;
if(i < (sizeof(indirect_symbol_bindings) /sizeof(indirect_symbol_bindings[0]))) {
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sizeof(indirect_symbol_bindings) /sizeof(indirect_symbol_bindings[0])

Always return 1 which make the replacement code unreachable:

indirect_symbol_bindings[i] = cur->rebindings[j].replacement;

The crash is eliminated because the functionality is eliminated.

   indirect_symbol_bindings[i] = cur->rebindings[j].replacement;
}
goto symbol_loop;
}
}
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