ima_boot_aggregate: TBROK on fread() failure

fread() should read 1 byte, quit when it fails it. This fixes warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]. Link: https://lore.kernel.org/ltp/[email protected]/ Signed-off-by: Petr Vorel <[email protected]>
linux-test-project · Nov 14, 2024 · ec41611 · ec41611
1 parent 0eeb7fc
commit ec41611
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/testcases/kernel/security/integrity/ima/src/ima_boot_aggregate.c b/testcases/kernel/security/integrity/ima/src/ima_boot_aggregate.c
@@ -116,7 +116,8 @@ static void do_test(void)
 			break;
 		}
 #endif
-		fread(event.data, event.header.len, 1, fp);
+		if (fread(event.data, event.header.len, 1, fp) != 1)
+			tst_brk(TBROK, "failed to read 1 byte");
 	}
 
 	SAFE_FCLOSE(fp);