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author | Dmitry Torokhov <dtor@insightbb.com> | 2006-12-08 01:07:56 -0500 |
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committer | Dmitry Torokhov <dtor@insightbb.com> | 2006-12-08 01:07:56 -0500 |
commit | bef986502fa398b1785a3979b1aa17cd902d3527 (patch) | |
tree | b59c1afe7b1dfcc001b86e54863f550d7ddc8c34 /sound/oss/emu10k1/audio.c | |
parent | 4bdbd2807deeccc0793d57fb5120d7a53f2c0b3c (diff) | |
parent | c99767974ebd2a719d849fdeaaa1674456f5283f (diff) |
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/usb/input/hid.h
Diffstat (limited to 'sound/oss/emu10k1/audio.c')
-rw-r--r-- | sound/oss/emu10k1/audio.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/sound/oss/emu10k1/audio.c b/sound/oss/emu10k1/audio.c index cde4d59d543..49f902f35c2 100644 --- a/sound/oss/emu10k1/audio.c +++ b/sound/oss/emu10k1/audio.c @@ -36,6 +36,7 @@ #include <linux/bitops.h> #include <asm/io.h> #include <linux/sched.h> +#include <linux/mm.h> #include <linux/smp_lock.h> #include "hwaccess.h" @@ -110,9 +111,15 @@ static ssize_t emu10k1_audio_read(struct file *file, char __user *buffer, size_t if ((bytestocopy >= wiinst->buffer.fragment_size) || (bytestocopy >= count)) { + int rc; + bytestocopy = min_t(u32, bytestocopy, count); - emu10k1_wavein_xferdata(wiinst, (u8 __user *)buffer, &bytestocopy); + rc = emu10k1_wavein_xferdata(wiinst, + (u8 __user *)buffer, + &bytestocopy); + if (rc) + return rc; count -= bytestocopy; buffer += bytestocopy; |