From: Adam Miartus <amiartus@de.adit-jv.com>
Date: Mon, 24 Jun 2019 12:21:36 +0000 (+0200)
Subject: pcm_file: return errno in case of a failed write operation
X-Git-Tag: v1.2.1~44
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=053b430980b4c0ae9678305875122f807494d0ff;p=alsa-lib.git

pcm_file: return errno in case of a failed write operation

allows correct error code propagation for snd_pcm_file_write_bytes caller

Signed-off-by: Adam Miartus <amiartus@de.adit-jv.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/src/pcm/pcm_file.c b/src/pcm/pcm_file.c
index 11d0953d..ab47da8d 100644
--- a/src/pcm/pcm_file.c
+++ b/src/pcm/pcm_file.c
@@ -402,6 +402,7 @@ static int snd_pcm_file_write_bytes(snd_pcm_t *pcm, size_t bytes)
 			n = cont;
 		err = write(file->fd, file->wbuf + file->file_ptr_bytes, n);
 		if (err < 0) {
+			err = -errno;
 			SYSERR("%s write failed, file data may be corrupt", file->fname);
 			return err;
 		}