Remove useless checks for NULL before freeing

Same as earlier commit, except for "FREE"

This patch has been generated by the following Coccinelle semantic
patch:

// Remove useless checks for NULL before freeing
//
// free (NULL) is a no-op, so there is no need to avoid it

@@
expression E;
@@
+ FREE (E);
+ E = NULL;
- if (unlikely (E != NULL)) {
-   FREE(E);
(
-   E = NULL;
|
-   E = 0;
)
   ...
- }

@@
expression E;
type T;
@@
+ FREE ((T) E);
+ E = NULL;
- if (unlikely (E != NULL)) {
-   FREE((T) E);
(
-   E = NULL;
|
-   E = 0;
)
   ...
- }

@@
expression E;
@@
+ FREE (E);
- if (unlikely (E != NULL)) {
-   FREE (E);
- }

@@
expression E;
type T;
@@
+ FREE ((T) E);
- if (unlikely (E != NULL)) {
-   FREE ((T) E);
- }

Reviewed-by: Brian Paul <brianp@vmware.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/src/gallium/state_trackers/vega/text.c b/src/gallium/state_trackers/vega/text.c
index 27d461ce660..14e3cc57551 100644
--- a/src/gallium/state_trackers/vega/text.c
+++ b/src/gallium/state_trackers/vega/text.c
@@ -52,8 +52,7 @@ static VGboolean del_glyph(struct vg_font *font,
 
    glyph = (struct vg_glyph *)
       cso_hash_take(font->glyphs, (unsigned) glyphIndex);
-   if (glyph)
-      FREE(glyph);
+   FREE(glyph);
 
    return (glyph != NULL);
 }