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ucm: make verb comments optional

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avoid seg fault if no comment is provided

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@intel.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Pierre-Louis Bossart 2011-01-27 23:17:43 -06:00 • committed by Jaroslav Kysela
parent 32f9d7f47b
commit a16008023e
1 changed files with 8 additions and 3 deletions
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11
src/ucm/parser.c
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@ -777,12 +777,17 @@ static int parse_verb_file(snd_use_case_mgr_t *uc_mgr,
INIT_LIST_HEAD(&verb->modifier_list);
INIT_LIST_HEAD(&verb->value_list);
list_add_tail(&verb->list, &uc_mgr->verb_list);
if (use_case_name == NULL)
return -EINVAL;
verb->name = strdup(use_case_name);
if (verb->name == NULL)
return -ENOMEM;
verb->comment = strdup(comment);
if (verb->comment == NULL)
return -ENOMEM;
if (comment != NULL) {
verb->comment = strdup(comment);
if (verb->comment == NULL)
return -ENOMEM;
}
/* open Verb file for reading */
snprintf(filename, sizeof(filename), "%s/%s/%s",