Check modulo values passed to GM.
R=reed@google.com
Review URL: https://codereview.appspot.com/6820073
git-svn-id: http://skia.googlecode.com/svn/trunk@6248 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/gmmain.cpp b/gm/gmmain.cpp
index a4c88b1..e9c265b 100644
--- a/gm/gmmain.cpp
+++ b/gm/gmmain.cpp
@@ -816,7 +816,7 @@
#if SK_SUPPORT_GPU
SkAutoTUnref<GrContext> gGrContext;
/**
- * Sets the global GrContext, accessible by indivual GMs
+ * Sets the global GrContext, accessible by individual GMs
*/
static void SetGr(GrContext* grContext) {
SkSafeRef(grContext);
@@ -953,6 +953,10 @@
continue;
}
moduloDivisor = atoi(*argv);
+ if (moduloRemainder < 0 || moduloDivisor <= 0 || moduloRemainder >= moduloDivisor) {
+ SkDebugf("invalid modulo values.");
+ return -1;
+ }
} else if (strcmp(*argv, "--nopdf") == 0) {
doPDF = false;
} else if (strcmp(*argv, "--nopipe") == 0) {