diff options
| author | Jeff Dike <jdike@addtoit.com> | 2006-09-29 10:58:51 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-09-29 18:18:04 +0200 |
| commit | 80c13749140284abdc23bbeed2507b7e5a3dc459 (patch) | |
| tree | 9d5a56f718e8f467af3daf0089309d3b1ac9d12e /arch | |
| parent | [PATCH] uml: locking documentation (diff) | |
| download | linux-80c13749140284abdc23bbeed2507b7e5a3dc459.tar.xz linux-80c13749140284abdc23bbeed2507b7e5a3dc459.zip | |
[PATCH] uml: close file descriptor leaks
Close two file descriptor leaks, one in the ubd driver and one to
/proc/mounts. The ubd driver bug also leaked some vmalloc space. The
/proc/mounts leak was a descriptor that was just never closed.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/um/drivers/ubd_kern.c | 9 | ||||
| -rw-r--r-- | arch/um/os-Linux/mem.c | 6 |
2 files changed, 7 insertions, 8 deletions
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 34085315aa57..5fa4c8e258a4 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -668,18 +668,15 @@ static int ubd_add(int n) if(dev->file == NULL) goto out; - if (ubd_open_dev(dev)) - goto out; - err = ubd_file_size(dev, &dev->size); if(err < 0) - goto out_close; + goto out; dev->size = ROUND_BLOCK(dev->size); err = ubd_new_disk(MAJOR_NR, dev->size, n, &ubd_gendisk[n]); if(err) - goto out_close; + goto out; if(fake_major != MAJOR_NR) ubd_new_disk(fake_major, dev->size, n, @@ -691,8 +688,6 @@ static int ubd_add(int n) make_ide_entries(ubd_gendisk[n]->disk_name); err = 0; -out_close: - ubd_close(dev); out: return err; } diff --git a/arch/um/os-Linux/mem.c b/arch/um/os-Linux/mem.c index b170b4704dc4..4203681e508d 100644 --- a/arch/um/os-Linux/mem.c +++ b/arch/um/os-Linux/mem.c @@ -132,6 +132,9 @@ err: else if(found < 0) printf("read returned errno %d\n", -found); +out: + close(fd); + return; found: @@ -141,11 +144,12 @@ found: if(strncmp(buf, "tmpfs", strlen("tmpfs"))){ printf("not tmpfs\n"); - return; + goto out; } printf("OK\n"); default_tmpdir = "/dev/shm"; + goto out; } /* |