Fix issues found by llvm scan-build static analysis

[onak.git] / cgi / hashquery.c

diff --git a/cgi/hashquery.c b/cgi/hashquery.c
index 5c056a2d3298ab3bb37769cbcd92eb1c0faae7f4..a8ca3d06109d0b909a80c6aaa7ef4c84f6db65e9 100644 (file)
--- a/cgi/hashquery.c
+++ b/cgi/hashquery.c
@@ -42,7 +42,7 @@ void doerror(char *error)
 
 int main(int argc, char *argv[])
 {
-       char *request_method;
+       char *request_method, *env;
        int count, found, i;
        uint8_t **hashes;
        struct buffer_ctx cgipostbuf;
@@ -57,7 +57,8 @@ int main(int argc, char *argv[])
                doerror("hashquery must be a HTTP POST request.\n");
        }
 
-       if (!(cgipostbuf.size = atoi(getenv("CONTENT_LENGTH")))) {
+       env = getenv("CONTENT_LENGTH");
+       if ((env == NULL) || !(cgipostbuf.size = atoi(env))) {
                doerror("Must provide a content length.\n");
        }