diff --git a/src/processor/exploitability_linux.cc b/src/processor/exploitability_linux.cc
index c54cb046..bc1b0b08 100644
--- a/src/processor/exploitability_linux.cc
+++ b/src/processor/exploitability_linux.cc
@@ -522,7 +522,7 @@ bool ExploitabilityLinux::DisassembleBytes(const string& architecture,
     BPLOG(ERROR) << "Failed to call objdump.";
     return false;
   }
-  if (fread(objdump_output_buffer, 1, buffer_len, objdump_fp) != buffer_len) {
+  if (fread(objdump_output_buffer, 1, buffer_len, objdump_fp) <= 0) {
     pclose(objdump_fp);
     unlink(raw_bytes_tmpfile);
     BPLOG(ERROR) << "Failed to read objdump output.";