1 files changed, 6 insertions, 3 deletions
diff --git a/src/wayland/clipboard.c b/src/wayland/clipboard.c
index 324644f..0e6ce33 100644
--- a/src/wayland/clipboard.c
+++ b/src/wayland/clipboard.c
@@ -170,9 +170,12 @@ static struct transfer *start_transfer(struct clipboard *c, int fd, bool sending
 
 static const char *match_text_mime(const char *mime)
 {
-    if (!strcasecmp(mime, "text/plain;charset=utf-8")) return "text/plain;charset=utf-8";
-    if (!strcasecmp(mime, "text/plain;charset=utf8")) return "text/plain;charset=utf8";
-    if (!strcasecmp(mime, "text/plain")) return "text/plain";
+    if (unlikely(!mime)) return NULL;
+    if (likely(!strncasecmp(mime, "text/plain", 10))) {
+        if (!strcasecmp(mime, "text/plain;charset=utf-8")) return "text/plain;charset=utf-8";
+        if (!strcasecmp(mime, "text/plain;charset=utf8")) return "text/plain;charset=utf8";
+        if (!strcasecmp(mime, "text/plain")) return "text/plain";
+    }
     if (!strcasecmp(mime, "UTF8_STRING")) return "UTF8_STRING";
     if (!strcasecmp(mime, "STRING")) return "STRING";
     if (!strcasecmp(mime, "TEXT")) return "TEXT";