media-libs/alsa-lib/files/alsa-lib-1.0.17-clamp-input.patch

   1 From: Lennart Poettering <mznyfn@0pointer.de>
   2 Date: Fri, 18 Jul 2008 19:21:23 +0000 (+0200)
   3 Subject: clamp snd_pcm_rewind()/snd_pcm_forward() into the right direction
   4 X-Git-Url: http://git.alsa-project.org/?p=alsa-lib.git;a=commitdiff_plain;h=0fbfe2d8d6aac06e6615b7109ffc1fea8c62dee6;hp=f78af4ab0412052aabb74c9122a8d8f3ab6d45e6
   5
   6 clamp snd_pcm_rewind()/snd_pcm_forward() into the right direction
   7
   8 The clamping of the input parameter in snd_pcm_rewind()/_forward() is
   9 in the wrong direction.
  10
  11 Signed-off-by: Lennart Poettering <lennart@poettering.net>
  12 Signed-off-by: Takashi Iwai <tiwai@suse.de>
  13 ---
  14
  15 diff --git a/src/pcm/pcm_plugin.c b/src/pcm/pcm_plugin.c
  16 index c73a02b..c199d8d 100644
  17 --- a/src/pcm/pcm_plugin.c
  18 +++ b/src/pcm/pcm_plugin.c
  19 @@ -203,7 +203,7 @@ static snd_pcm_sframes_t snd_pcm_plugin_rewind(snd_pcm_t *pcm, snd_pcm_uframes_t
  20         snd_pcm_sframes_t n = snd_pcm_mmap_hw_avail(pcm);
  21         snd_pcm_sframes_t sframes;
  22
  23 -       if ((snd_pcm_uframes_t)n > frames)
  24 +       if ((snd_pcm_uframes_t)n < frames)
  25                 frames = n;
  26         if (frames == 0)
  27                 return 0;
  28 @@ -236,7 +236,7 @@ static snd_pcm_sframes_t snd_pcm_plugin_forward(snd_pcm_t *pcm, snd_pcm_uframes_
  29         snd_pcm_sframes_t n = snd_pcm_mmap_avail(pcm);
  30         snd_pcm_uframes_t sframes;
  31
  32 -       if ((snd_pcm_uframes_t)n > frames)
  33 +       if ((snd_pcm_uframes_t)n < frames)
  34                 frames = n;
  35         if (frames == 0)
  36                 return 0;
  37