off_t is signed and long; keep the long when discarding the signed.

#127 modified: p_vmlinx.cpp
upx · Oct 1, 2017 · 3931cb7 · 3931cb7
1 parent 26be845
commit 3931cb7
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/p_vmlinx.cpp b/src/p_vmlinx.cpp
@@ -111,7 +111,8 @@ typename T::Shdr const *PackVmlinuxBase<T>::getElfSections()
     int j;
     for (p = shdri, j= ehdri.e_shnum; --j>=0; ++p) {
         if (Shdr::SHT_STRTAB==p->sh_type
-        &&  (p->sh_size + p->sh_offset) <= (unsigned) file_size
+        &&  (p->sh_size + p->sh_offset) <= (unsigned long)file_size
+        &&       p->sh_name  <  p->sh_size
         &&  (10+ p->sh_name) <= p->sh_size  // 1+ strlen(".shstrtab")
         ) {
             delete [] shstrtab;