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-rw-r--r--liberty-proto.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/liberty-proto.c b/liberty-proto.c
index 1b5d53f..5e84b21 100644
--- a/liberty-proto.c
+++ b/liberty-proto.c
@@ -409,7 +409,8 @@ http_parse_media_type_parameter
{
case HTTP_T_TOKEN:
case HTTP_T_QUOTED_STRING:
- str_map_set (parameters, attribute, xstrdup (t->string.str));
+ if (parameters)
+ str_map_set (parameters, attribute, xstrdup (t->string.str));
result = true;
default:
break;
@@ -420,8 +421,9 @@ end:
return result;
}
-/// Parser for "Content-Type". @a type and @a subtype may be non-NULL
-/// even if the function fails. @a parameters should be case-insensitive.
+/// Parser for "Content-Type". @a type and @a subtype may end up non-NULL
+/// even if the function fails. @a parameters should be case-insensitive,
+/// and may be NULL for validation only.
static bool
http_parse_media_type (const char *media_type,
char **type, char **subtype, struct str_map *parameters)