Fix coverity issue - untrusted divisor

Change-Id: I85689dc3753e24ebec6ab88cd6e0e39f57cce442

diff --git a/src/crash-stack/unwind.c b/src/crash-stack/unwind.c
index cda0e10..44bff5d 100644 (file)
--- a/src/crash-stack/unwind.c
+++ b/src/crash-stack/unwind.c
@@ -409,7 +409,11 @@ static char *proc_name(int fd, char *image, size_t size, uint64_t load,
 
             void *data = teu_getsdata(elf, &shdr);
 
-            symbol_count = shdr.sh_size / shdr.sh_entsize;
+            if (shdr.sh_entsize == 0)
+                symbol_count = 0;
+            else
+                symbol_count = shdr.sh_size / shdr.sh_entsize;
+
             for (i = 0; i < (size_t)symbol_count; ++i) {
                 Elf64_Sym s;