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sys/suit: return error when URL buffer is too small

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This commit is contained in:
Benjamin Valentin 2024-04-08 16:33:44 +02:00
parent 43f010c751
commit 68c7bfc20d
1 changed files with 4 additions and 1 deletions
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5
sys/suit/handlers_command_seq.c
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@ -424,7 +424,10 @@ static int _dtv_fetch(suit_manifest_t *manifest, int key,
return err; return err;
} }
assert(manifest->urlbuf && url_len < manifest->urlbuf_len); if (!manifest->urlbuf || url_len >= manifest->urlbuf_len) {
assert(0);
return SUIT_ERR_NO_MEM;
}
memcpy(manifest->urlbuf, url, url_len); memcpy(manifest->urlbuf, url, url_len);
manifest->urlbuf[url_len] = '\0'; manifest->urlbuf[url_len] = '\0';