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home:Alexander_Naumov:SLE-12:Update
gdk-pixbuf.1775
0001-pixops-Don-t-overflow-variables-when-shift...
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File 0001-pixops-Don-t-overflow-variables-when-shifting-them.patch of Package gdk-pixbuf.1775
From e9a5704edaa9aee9498f1fbf6e1b70fcce2e55aa Mon Sep 17 00:00:00 2001 From: Benjamin Otte <otte@redhat.com> Date: Tue, 22 Sep 2015 22:44:51 +0200 Subject: [PATCH] pixops: Don't overflow variables when shifting them If we shift by 16 bits we need to be sure those 16 bits actually exist. They do now. --- gdk-pixbuf/pixops/pixops.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/gdk-pixbuf/pixops/pixops.c b/gdk-pixbuf/pixops/pixops.c index 4cdb5df..b0abecd 100644 --- a/gdk-pixbuf/pixops/pixops.c +++ b/gdk-pixbuf/pixops/pixops.c @@ -264,11 +264,11 @@ pixops_scale_nearest (guchar *dest_buf, double scale_x, double scale_y) { - int i; - int x; - int x_step = (1 << SCALE_SHIFT) / scale_x; - int y_step = (1 << SCALE_SHIFT) / scale_y; - int xmax, xstart, xstop, x_pos, y_pos; + gint64 i; + gint64 x; + gint64 x_step = (1 << SCALE_SHIFT) / scale_x; + gint64 y_step = (1 << SCALE_SHIFT) / scale_y; + gint64 xmax, xstart, xstop, x_pos, y_pos; const guchar *p; #define INNER_LOOP(SRC_CHANNELS,DEST_CHANNELS,ASSIGN_PIXEL) \ -- 2.1.4
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