File 0010-pcm-direct-returning-semop-error-code-for-... of Package alsa.6583

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File 0010-pcm-direct-returning-semop-error-code-for-semaphore-.patch of Package alsa.6583

From 3f0dc404f16af58d20b4489b0daafcf87555dfb7 Mon Sep 17 00:00:00 2001
From: Mounesh Sutar <sutar.mounesh@gmail.com>
Date: Tue, 10 Jan 2017 12:03:17 +0530
Subject: [PATCH 10/43] pcm: direct: returning semop error code for semaphore
 up/down failures

Signed-off-by: Mounesh Sutar <sutar.mounesh@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 src/pcm/pcm_direct.h |   10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

--- a/src/pcm/pcm_direct.h
+++ b/src/pcm/pcm_direct.h
@@ -263,7 +263,10 @@ static inline int snd_pcm_direct_semapho
 {
 	struct sembuf op[2] = { { sem_num, 0, 0 }, { sem_num, 1, SEM_UNDO } };
 	int err = semop(dmix->semid, op, 2);
-	if (err == 0) dmix->locked[sem_num]++;
+	if (err == 0)
+		dmix->locked[sem_num]++;
+	else if (err == -1)
+		err = -errno;
 	return err;
 }
 
@@ -271,7 +274,10 @@ static inline int snd_pcm_direct_semapho
 {
 	struct sembuf op = { sem_num, -1, SEM_UNDO | IPC_NOWAIT };
 	int err = semop(dmix->semid, &op, 1);
-	if (err == 0) dmix->locked[sem_num]--;
+	if (err == 0)
+		dmix->locked[sem_num]--;
+	else if (err == -1)
+		err = -errno;
 	return err;
 }

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File 0010-pcm-direct-returning-semop-error-code-for-semaphore-.patch of Package alsa.6583

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