Changeset: 37f6164d366e for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=37f6164d366e
Modified Files:
monetdb5/extras/jaql/json.c
Branch: Jul2012
Log Message:
read_from_stream: don't dereference recall if it's NULL (Coverity)
This could be a potential crash.
diffs (12 lines):
diff --git a/monetdb5/extras/jaql/json.c b/monetdb5/extras/jaql/json.c
--- a/monetdb5/extras/jaql/json.c
+++ b/monetdb5/extras/jaql/json.c
@@ -127,7 +127,7 @@ read_from_stream(jsonbat *jb, char **pos
shift = *pos - jb->streambuf;
if (*pos == jb->streambuf + jb->streambuflen - 1) {
- size_t rshift = *recall - jb->streambuf;
+ size_t rshift = recall != NULL ? *recall - jb->streambuf : 0;
char *newbuf = realloc(jb->streambuf, jb->streambuflen += 8096);
if (newbuf == NULL)
return 0;
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