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authorPatrick Monnerat <patrick@monnerat.net>2017-10-08 16:20:13 +0100
committerPatrick Monnerat <patrick@monnerat.net>2017-10-08 16:20:13 +0100
commit93e62adde88b6ae29767d977b6a813df21c32f02 (patch)
tree1315d34384a9fe78e89cdea97564fc192b211575 /lib
parent14d6e207d35792e3e10a674b2e27cf2aa3370bf8 (diff)
mime: be tolerant about setting twice the same header list in a part.
Diffstat (limited to 'lib')
-rw-r--r--lib/mime.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/mime.c b/lib/mime.c
index 496f5e6fb..7cfce6ae8 100644
--- a/lib/mime.c
+++ b/lib/mime.c
@@ -1356,7 +1356,8 @@ CURLcode curl_mime_headers(curl_mimepart *part,
return CURLE_BAD_FUNCTION_ARGUMENT;
if(part->flags & MIME_USERHEADERS_OWNER) {
- curl_slist_free_all(part->userheaders);
+ if(part->userheaders != headers) /* Allow setting twice the same list. */
+ curl_slist_free_all(part->userheaders);
part->flags &= ~MIME_USERHEADERS_OWNER;
}
part->userheaders = headers;