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commit 2b16a9be69939822dcafe075413468daac98b327
Author: Mark Wielaard <mark@klomp.org>
Date:   Thu Oct 18 19:01:52 2018 +0200

    arlib: Check that sh_entsize isn't zero.
    
    A bogus ELF file could have sh_entsize as zero. Don't divide by zero,
    but just assume there are no symbols in the section.
    
    https://sourceware.org/bugzilla/show_bug.cgi?id=23786
    
    Signed-off-by: Mark Wielaard <mark@klomp.org>

diff --git a/src/arlib.c b/src/arlib.c
index 778e087..a6521e3 100644
--- a/src/arlib.c
+++ b/src/arlib.c
@@ -252,6 +252,9 @@ arlib_add_symbols (Elf *elf, const char *arfname, const char *membername,
       if (data == NULL)
 	continue;
 
+      if (shdr->sh_entsize == 0)
+	continue;
+
       int nsyms = shdr->sh_size / shdr->sh_entsize;
       for (int ndx = shdr->sh_info; ndx < nsyms; ++ndx)
 	{