mirror of https://github.com/OpenIPC/firmware.git
28 lines
836 B
Diff
28 lines
836 B
Diff
--- linux-4.9.37/drivers/usb/gadget/function/u_uac1.c 2017-07-12 16:42:41.000000000 +0300
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+++ linux-4.9.y/drivers/usb/gadget/function/u_uac1.c 2021-06-07 13:01:34.000000000 +0300
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@@ -157,7 +157,6 @@
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struct gaudio_snd_dev *snd = &card->playback;
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struct snd_pcm_substream *substream = snd->substream;
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struct snd_pcm_runtime *runtime = substream->runtime;
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- mm_segment_t old_fs;
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ssize_t result;
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snd_pcm_sframes_t frames;
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@@ -174,15 +173,11 @@
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}
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frames = bytes_to_frames(runtime, count);
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- old_fs = get_fs();
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- set_fs(KERNEL_DS);
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- result = snd_pcm_lib_write(snd->substream, (void __user *)buf, frames);
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+ result = snd_pcm_kernel_write(snd->substream, buf, frames);
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if (result != frames) {
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ERROR(card, "Playback error: %d\n", (int)result);
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- set_fs(old_fs);
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goto try_again;
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}
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- set_fs(old_fs);
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return 0;
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}
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