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[PULL,5/9] hw/display/artist: Remove dead code (CID 1419388 & 1419389)

Message ID 20200218193929.11404-6-richard.henderson@linaro.org
State New
Headers show
Series [PULL,1/9] hw/display/artist: Move trace event to draw_line() | expand

Commit Message

Richard Henderson Feb. 18, 2020, 7:39 p.m. UTC 
From: Philippe Mathieu-Daudé <f4bug@amsat.org>

Coverity reports:

  *** CID 1419388:  Control flow issues  (DEADCODE)
  /hw/display/artist.c: 739 in draw_line_xy()
  733         if (endy < 0) {
  734             endy = 0;
  735         }
  736
  737
  738         if (endx < 0) {
  >>>     CID 1419388:  Control flow issues  (DEADCODE)
  >>>     Execution cannot reach this statement: "return;".
  739             return;
  740         }
  741
  742         if (endy < 0) {
  743             return;
  744         }

  *** CID 1419389:  Control flow issues  (DEADCODE)
  /hw/display/artist.c: 743 in draw_line_xy()
  737
  738         if (endx < 0) {
  739             return;
  740         }
  741
  742         if (endy < 0) {
  >>>     CID 1419389:  Control flow issues  (DEADCODE)
  >>>     Execution cannot reach this statement: "return;".
  743             return;
  744         }
  745
  746         trace_artist_draw_line(startx, starty, endx, endy);
  747         draw_line(s, startx, starty, endx, endy, false, -1, -1);
  748     }

Fixes: Covertiy CID 1419388 and 1419389 (commit 4765384ce33)
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Sven Schnelle <svens@stackframe.org>
Message-Id: <20200214001303.12873-6-f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 hw/display/artist.c | 9 ---------
 1 file changed, 9 deletions(-)
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Patch

diff --git a/hw/display/artist.c b/hw/display/artist.c
index 5492079116..753dbb9a77 100644
--- a/hw/display/artist.c
+++ b/hw/display/artist.c
@@ -734,15 +734,6 @@  static void draw_line_xy(ARTISTState *s, bool update_start)
         endy = 0;
     }
 
-
-    if (endx < 0) {
-        return;
-    }
-
-    if (endy < 0) {
-        return;
-    }
-
     draw_line(s, startx, starty, endx, endy, false, -1, -1);
 }