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-rw-r--r--sound/core/pcm_compat.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c
index 2b8aab6..2b53979 100644
--- a/sound/core/pcm_compat.c
+++ b/sound/core/pcm_compat.c
@@ -478,7 +478,7 @@ static long snd_pcm_ioctl_compat(struct file *file, unsigned int cmd, unsigned l
* mmap of PCM status/control records because of the size
* incompatibility.
*/
- substream->no_mmap_ctrl = 1;
+ pcm_file->no_compat_mmap = 1;
switch (cmd) {
case SNDRV_PCM_IOCTL_PVERSION: