Fix array out-of-bounds access in tst_env_get_version

Thanks to BenWibking for reporting the issue. Signed-off-by: Christoph Niethammer <niethammer@hlrs.de>
open-mpi · Feb 14, 2023 · 4774fd9 · 4774fd9
1 parent 1ea0f5d
commit 4774fd9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/env/tst_env_get_version.c b/env/tst_env_get_version.c
@@ -32,7 +32,7 @@ int tst_env_get_version_run (struct tst_env * env)
 
   int valid_mpi_versions[][2] = { {3,1}, {3,0}, {2,2}, {2,1}, {2,0}, {1,2} };
   int i;
-  for( i = 0; i < sizeof(valid_mpi_versions); i++) {
+  for( i = 0; i < (sizeof(valid_mpi_versions)/sizeof(valid_mpi_versions[0])); i++) {
     if( valid_mpi_versions[i][0] == version && valid_mpi_versions[i][1] == subversion) {
       return 0;
     }