progs/glsl: Prevent possible string overflow.

1 files changed, 4 insertions, 0 deletions

diff --git a/progs/glsl/shtest.c b/progs/glsl/shtest.c
index e9800c307f3..7b1917be1ce 100644
--- a/progs/glsl/shtest.c
+++ b/progs/glsl/shtest.c
@@ -549,6 +549,10 @@ ReadConfigFile(const char *filename, struct config_file *conf)
 
             type = TypeFromName(typeName);
 
+            if (strlen(name) + 1 > sizeof(conf->uniforms[conf->num_uniforms].name)) {
+               fprintf(stderr, "string overflow\n");
+               exit(1);
+            }
             strcpy(conf->uniforms[conf->num_uniforms].name, name);
             conf->uniforms[conf->num_uniforms].value[0] = v1;
             conf->uniforms[conf->num_uniforms].value[1] = v2;