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authorDan Carpenter <dan.carpenter@oracle.com>2018-08-28 10:46:34 +0200
committerTakashi Iwai <tiwai@suse.de>2018-08-28 11:06:11 +0200
commitc4f1957e14444e444b35418e85069b7ab65465a5 (patch)
treedaf0764426a05ab9d35df0bd04e748296133f36c
parentALSA: pcm: signedness bug in snd_pcm_plug_alloc() (diff)
downloadlinux-c4f1957e14444e444b35418e85069b7ab65465a5.tar.xz
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ALSA: seq: add error check in snd_seq_system_client_init()
Static checkers complain that snd_seq_create_kernel_client() can return -EBUSY here so we need to have some error handling. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/core/seq/seq_system.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/core/seq/seq_system.c b/sound/core/seq/seq_system.c
index 8ce1d0b40dce..3b89b0adad6a 100644
--- a/sound/core/seq/seq_system.c
+++ b/sound/core/seq/seq_system.c
@@ -134,6 +134,10 @@ int __init snd_seq_system_client_init(void)
/* register client */
sysclient = snd_seq_create_kernel_client(NULL, 0, "System");
+ if (sysclient < 0) {
+ kfree(port);
+ return sysclient;
+ }
/* register timer */
strcpy(port->name, "Timer");