shared: assert the source for memcpy

diff --git a/src/shared/efivars.c b/src/shared/efivars.c
index 8631a5a5d9fa4a0eff51a6ac81d25a6b84b93f8f..8229e6b1834402b4cbfe6026eb30cda4640935c1 100644 (file)
--- a/src/shared/efivars.c
+++ b/src/shared/efivars.c
@@ -269,6 +269,7 @@ int efi_set_variable(
         _cleanup_close_ int fd = -1;
 
         assert(name);
+        assert(value);
 
         if (asprintf(&p,
                      "/sys/firmware/efi/efivars/%s-%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",