Memory leaks in BufFileOpenShared()
| От | Antonin Houska |
|---|---|
| Тема | Memory leaks in BufFileOpenShared() |
| Дата | |
| Msg-id | 11329.1529045692@localhost обсуждение исходный текст |
| Ответы |
Re: Memory leaks in BufFileOpenShared()
|
| Список | pgsql-hackers |
Memory is allocated twice for "file" and "files" variables. Possible fix:
diff --git a/src/backend/storage/file/buffile.c b/src/backend/storage/file/buffile.c
index d8a18dd3dc..00f61748b3 100644
--- a/src/backend/storage/file/buffile.c
+++ b/src/backend/storage/file/buffile.c
@@ -277,10 +277,10 @@ BufFileCreateShared(SharedFileSet *fileset, const char *name)
BufFile *
BufFileOpenShared(SharedFileSet *fileset, const char *name)
{
- BufFile *file = (BufFile *) palloc(sizeof(BufFile));
+ BufFile *file;
char segment_name[MAXPGPATH];
Size capacity = 16;
- File *files = palloc(sizeof(File) * capacity);
+ File *files;
int nfiles = 0;
file = (BufFile *) palloc(sizeof(BufFile));
--
Antonin Houska
Cybertec Schönig & Schönig GmbH
Gröhrmühlgasse 26, A-2700 Wiener Neustadt
Web: https://www.cybertec-postgresql.com
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