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coverity: 10117: help coverity understand simple_ptr cannot be NULL

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This commit is contained in:
Andy Green 2020-08-19 06:40:13 +01:00
parent a743a2b234
commit 7ff64b3c42
1 changed files with 15 additions and 9 deletions
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24
lib/roles/http/client/client-http.c
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@ -595,7 +595,7 @@ lws_client_interpret_server_handshake(struct lws *wsi)
const char *prot, *ads = NULL, *path, *cce = NULL;
struct allocated_headers *ah, *ah1;
struct lws *nwsi = lws_get_network_wsi(wsi);
char *p = NULL, *q;
char *p = NULL, *q, *simp;
char new_path[300];
lws_free_set_NULL(wsi->stash);
@ -870,20 +870,26 @@ lws_client_interpret_server_handshake(struct lws *wsi)
/* he may choose to send us stuff in chunked transfer-coding */
wsi->chunked = 0;
wsi->chunk_remaining = 0; /* ie, next thing is chunk size */
if (lws_hdr_total_length(wsi,
WSI_TOKEN_HTTP_TRANSFER_ENCODING)) {
wsi->chunked = !strcmp(lws_hdr_simple_ptr(wsi,
WSI_TOKEN_HTTP_TRANSFER_ENCODING),
"chunked");
if (lws_hdr_total_length(wsi, WSI_TOKEN_HTTP_TRANSFER_ENCODING)) {
simp = lws_hdr_simple_ptr(wsi, WSI_TOKEN_HTTP_TRANSFER_ENCODING);
/* cannot be NULL, since it has nonzero length... coverity */
if (!simp)
goto bail2;
wsi->chunked = !strcmp(simp, "chunked");
/* first thing is hex, after payload there is crlf */
wsi->chunk_parser = ELCP_HEX;
}
wsi->http.content_length_given = 0;
if (lws_hdr_total_length(wsi, WSI_TOKEN_HTTP_CONTENT_LENGTH)) {
wsi->http.rx_content_length =
atoll(lws_hdr_simple_ptr(wsi,
WSI_TOKEN_HTTP_CONTENT_LENGTH));
simp = lws_hdr_simple_ptr(wsi, WSI_TOKEN_HTTP_CONTENT_LENGTH);
/* cannot be NULL, since it has nonzero length... coverity */
if (!simp)
goto bail2;
wsi->http.rx_content_length = atoll(simp);
lwsl_info("%s: incoming content length %llu\n",
__func__, (unsigned long long)
wsi->http.rx_content_length);