[gdk-pixbuf/static-analysis] xbm: Free data in error path

[Emmanuele Bassi <ebassi src gnome org>]

commit bb129a69f28030c8daf25c20fd408b0482f30baf
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Tue Nov 10 01:27:50 2020 +0000

    xbm: Free data in error path

 gdk-pixbuf/io-xbm.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/gdk-pixbuf/io-xbm.c b/gdk-pixbuf/io-xbm.c
index 5bf71e1bfa..c78734cbb3 100644
--- a/gdk-pixbuf/io-xbm.c
+++ b/gdk-pixbuf/io-xbm.c
@@ -304,7 +304,7 @@ gdk_pixbuf__xbm_image_load_real (FILE     *f,
 {
        guint w, h;
        int x_hot, y_hot;
-       guchar *data, *ptr;
+       guchar *data = NULL, *ptr;
        guchar *pixels;
        guint row_stride;
        int x, y;
@@ -324,6 +324,7 @@ gdk_pixbuf__xbm_image_load_real (FILE     *f,
        pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, w, h);
 
         if (pixbuf == NULL) {
+                g_free (data);
                 g_set_error_literal (error,
                                      GDK_PIXBUF_ERROR,
                                      GDK_PIXBUF_ERROR_INSUFFICIENT_MEMORY,
@@ -362,9 +363,9 @@ gdk_pixbuf__xbm_image_load_real (FILE     *f,
                        reg >>= 1;
                        bits--;
 
-                       pixels[x*3+0] = channel;
-                       pixels[x*3+1] = channel;
-                       pixels[x*3+2] = channel;
+                       pixels[x * 3 + 0] = channel;
+                       pixels[x * 3 + 1] = channel;
+                       pixels[x * 3 + 2] = channel;
                }
                pixels += row_stride;
        }