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-rw-r--r--src/shutdown/umount.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/shutdown/umount.c b/src/shutdown/umount.c
index 09fc339ab1..881d4e471e 100644
--- a/src/shutdown/umount.c
+++ b/src/shutdown/umount.c
@@ -15,6 +15,10 @@
#include <sys/types.h>
#include <unistd.h>
+#if HAVE_VALGRIND_MEMCHECK_H
+#include <valgrind/memcheck.h>
+#endif
+
#include "sd-device.h"
#include "alloc-util.h"
@@ -409,6 +413,10 @@ static int delete_loopback(const char *device) {
return -EBUSY; /* propagate original error */
}
+#if HAVE_VALGRIND_MEMCHECK_H
+ VALGRIND_MAKE_MEM_DEFINED(&info, sizeof(info));
+#endif
+
if (FLAGS_SET(info.lo_flags, LO_FLAGS_AUTOCLEAR)) /* someone else already set LO_FLAGS_AUTOCLEAR for us? fine by us */
return -EBUSY; /* propagate original error */
@@ -434,6 +442,10 @@ static int delete_loopback(const char *device) {
return 1;
}
+#if HAVE_VALGRIND_MEMCHECK_H
+ VALGRIND_MAKE_MEM_DEFINED(&info, sizeof(info));
+#endif
+
/* Linux makes LOOP_CLR_FD succeed whenever LO_FLAGS_AUTOCLEAR is set without actually doing
* anything. Very confusing. Let's hence not claim we did anything in this case. */
if (FLAGS_SET(info.lo_flags, LO_FLAGS_AUTOCLEAR))