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ucm: Fix segfault when device argument is missing from _sw{dev, mod}

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Signed-off-by: Juho Hämäläinen <juho.hamalainen@tieto.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Juho Hämäläinen 2013-05-24 14:01:25 +03:00 • committed by Takashi Iwai
parent 3d7433a3c8
commit 14d653d7c3
1 changed files with 2 additions and 1 deletions
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3
src/ucm/main.c
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@ -1647,7 +1647,8 @@ int snd_use_case_set(snd_use_case_mgr_t *uc_mgr,
goto __end; goto __end;
} }
} else { } else {
str = NULL; err = -EINVAL;
goto __end;
} }
if (check_identifier(identifier, "_swdev")) if (check_identifier(identifier, "_swdev"))
err = switch_device(uc_mgr, str, value); err = switch_device(uc_mgr, str, value);