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lib/fetch: return 0 if buffer len is 0 and buf is NULL

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Previously it would return -1 when xbps would download an empty files.
This commit is contained in:
Duncan Overbruck 2022-07-19 15:06:34 +02:00
parent 93186276ee
commit d8d284d7c8
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GPG Key ID: 335C1D17EC3D6E35
1 changed files with 2 additions and 2 deletions
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4
lib/fetch/common.c
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@ -1490,10 +1490,10 @@ fetch_read(conn_t *conn, char *buf, size_t len)
ssize_t rlen;
int r;
if (!buf)
return -1;
if (len == 0)
return 0;
if (!buf)
return -1;
if (conn->next_len != 0) {
if (conn->next_len < len)