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| author | Jeremy Allison <jra@samba.org> | 2001-06-21 19:50:21 +0000 |
|---|---|---|
| committer | Jeremy Allison <jra@samba.org> | 2001-06-21 19:50:21 +0000 |
| commit | b77c8b536d4b6d2162f4932227f01cffb730c645 (patch) | |
| tree | 3bca5a1556a17e1ca196fc4bb79ff23d632961d2 | |
| parent | 6b4a70cd8285c1e4d452e3af7df070b4c446ff54 (diff) | |
| download | samba-b77c8b536d4b6d2162f4932227f01cffb730c645.tar.gz samba-b77c8b536d4b6d2162f4932227f01cffb730c645.tar.xz samba-b77c8b536d4b6d2162f4932227f01cffb730c645.zip | |
When mmap fails it returns -1 *NOT NULL*.
This got regressed somehow.....
Jeremy.
| -rw-r--r-- | source/tdb/tdb.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/source/tdb/tdb.c b/source/tdb/tdb.c index 4d4fb79383e..c27f03fc35d 100644 --- a/source/tdb/tdb.c +++ b/source/tdb/tdb.c @@ -87,7 +87,13 @@ static void tdb_mmap(TDB_CONTEXT *tdb) tdb->map_ptr = mmap(NULL, tdb->map_size, PROT_READ|(tdb->read_only? 0:PROT_WRITE), MAP_SHARED|MAP_FILE, tdb->fd, 0); - if (!tdb->map_ptr) { + + /* + * NB. When mmap fails it returns -1 *NOT* NULL !!!! + */ + + if (tdb->map_ptr == (void *)-1) { + tdb->map_ptr = NULL; TDB_LOG((tdb, 2, "tdb_mmap failed for size %d (%s)\n", tdb->map_size, strerror(errno))); } |