check-kernel: fix debian parsing

1 files changed, 7 insertions, 4 deletions

diff --git a/check-kernel.in b/check-kernel.in
index 18c494a..c138152 100644
--- a/check-kernel.in
+++ b/check-kernel.in
@@ -76,12 +76,15 @@ elif which apt >/dev/null 2>&1; then
     uname -r
   )
   installed=$(
-    dpkg-query -W 'linux-image-*' | \
-      cut -f1 | \
-      sed '
+    dpkg-query -Wf'${Package} ${Status}\n' 'linux-image-*' | \
+      sed -n '
         s|^linux-image-||
+        T
+        s/ install ok installed$//
+        T
+        p
       ' | \
-      grep -x '\([0-9.]\+-\)\{2\}[^-]\+' | \
+      grep -x '\([^-]\+-\)\{2\}[^-]\+' | \
       sort -V | \
       tail -n1
   )