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ANSI C compliant overflow check

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Yang Tse
2007-10-16 23:32:02 +00:00
parent 92aaff009d
commit c6ef31955a
1 changed files with 2 additions and 4 deletions
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6
lib/url.c
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@@ -1047,10 +1047,8 @@ CURLcode Curl_setopt(struct SessionHandle *data, CURLoption option,
* Check that request length does not overflow the size_t type. * Check that request length does not overflow the size_t type.
*/ */
if ((curl_off_t) ((size_t) data->set.postfieldsize) != if ((data->set.postfieldsize < 0) ||
data->set.postfieldsize || (data->set.postfieldsize > (curl_off_t)((size_t)-1)))
data->set.postfieldsize < (curl_off_t) 0 ||
(size_t) data->set.postfieldsize < (size_t) 0)
result = CURLE_OUT_OF_MEMORY; result = CURLE_OUT_OF_MEMORY;
else { else {
char * p; char * p;