weak-modules:disable an error when /lib/modules/uname -r/weak-modules does not exist

Signed-off-by: yangyanchao <yangyanchao6@huawei.com>
(cherry picked from commit 169dfdc0f9fc1272563e208c446ecfdbd3717498)

kmod.spec

@@ -1,6 +1,6 @@
 Name:           kmod
 Version:        27
-Release:        8
+Release:        9
 Summary:        Kernel module management
 # GPLv2+ is used by programs, LGPLv2+ is used for libraries.
 License:        GPLv2+ and LGPLv2+
@@ -123,6 +123,9 @@ install -m 0644 %{SOURCE2} $RPM_BUILD_ROOT%{_sysconfdir}/depmod.d/dist.conf
 %doc TODO NEWS README
 
 %changelog
+* Fri Aug 13 2021 YangYanchao <yangyanchao6@huawei.com> - 27-9
+- weak-modules: disable an error when /lib/modules/`uname -r`/weak-modules does not exist
+
 * Wed Apr 7 2021 YangYanchao <yangyanchao6@huawei.com> - 27-8
 - backport weak-modules script from fedora
 

weak-modules

@@ -1078,7 +1078,9 @@ remove_kernel() {
     module_has_changed $weak_modules $remove_krel
 
     # Remove everything beneath the weak-updates directory
-    ( cd "$weak_modules" && doit rm -rf * )
+    if [ -d "weak_modules" ]; then
+        ( cd "$weak_modules" && doit rm -rf * )
+    fi
 }
 
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