Commit cbfc2ff9 authored by Simon Glass's avatar Simon Glass

dm: test: Show the amount of leaked memory on error

Adjust the memory leak tests to show the amount of memory leaked. This can
be a useful signal as to what is wrong.
Signed-off-by: default avatarSimon Glass <>
parent 84d26e29
......@@ -77,7 +77,7 @@ void dm_leak_check_start(struct unit_test_state *uts)
int dm_leak_check_end(struct unit_test_state *uts)
struct mallinfo end;
int id;
int id, diff;
/* Don't delete the root class, since we started with that */
for (id = UCLASS_ROOT + 1; id < UCLASS_COUNT; id++) {
......@@ -90,6 +90,11 @@ int dm_leak_check_end(struct unit_test_state *uts)
end = mallinfo();
diff = end.uordblks - uts->start.uordblks;
if (diff > 0)
printf("Leak: lost %#xd bytes\n", diff);
else if (diff < 0)
printf("Leak: gained %#xd bytes\n", -diff);
ut_asserteq(uts->start.uordblks, end.uordblks);
return 0;
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