Fix segfault when pressing PrintScr without a selection

1 files changed, 4 insertions, 3 deletions

diff --git a/st.c b/st.c
index e20a1e0..d58af7d 100644
--- a/st.c
+++ b/st.c
@@ -2263,9 +2263,10 @@ tdumpsel(void)
 {
         char *ptr;
 
-        ptr = getsel();
-        tprinter(ptr, strlen(ptr));
-        free(ptr);
+        if((ptr = getsel())) {
+                tprinter(ptr, strlen(ptr));
+                free(ptr);
+        }
 }
 
 void