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add error check and fix leak

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This commit is contained in:
Anatol Belski 2016-08-29 17:25:46 +02:00
parent 7ecfb4b954
commit 201f90a8cc
1 changed files with 5 additions and 0 deletions
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5
ext/standard/proc_open.c
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@ -753,9 +753,14 @@ PHP_FUNCTION(proc_open)
len = (sizeof(COMSPEC_NT) + sizeof(" /c ") + tmp_len + 1);
cmdw2 = (wchar_t *)malloc(len * sizeof(wchar_t));
if (!cmdw2) {
php_error_docref(NULL, E_WARNING, "Command conversion failed");
goto exit_fail;
}
ret = _snwprintf(cmdw2, len, L"%hs /c %s", COMSPEC_NT, cmdw);
if (-1 == ret) {
free(cmdw2);
php_error_docref(NULL, E_WARNING, "Command conversion failed");
goto exit_fail;
}