UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

[PATCH] loop: forward-port resource leak checks from Solar 

Forward port of the patch by Solar and ported by Julio.

Compiles, boots, and passes my looptorturetest.sh.

Signed-off-by: Serge E. Hallyn <serue@us.ibm.com>
Cc: Julio Auto <mindvortex@gmail.com>
Cc: Solar Designer <solar@openwall.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Serge E. Hallyn 2006-09-29 02:01:18 -07:00 committed by Linus Torvalds
parent cdae969587
commit a7422bf8a6
1 changed files with 11 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/block/loop.c
View File

@ -820,13 +820,22 @@ static int loop_set_fd(struct loop_device *lo, struct file *lo_file,
lo->lo_number);
if (IS_ERR(lo->lo_thread)) {
error = PTR_ERR(lo->lo_thread);
lo->lo_thread = NULL;
goto out_putf;
goto out_clr;
}
lo->lo_state = Lo_bound;
wake_up_process(lo->lo_thread);
return 0;
out_clr:
lo->lo_thread = NULL;
lo->lo_device = NULL;
lo->lo_backing_file = NULL;
lo->lo_flags = 0;
set_capacity(disks[lo->lo_number], 0);
invalidate_bdev(bdev, 0);
bd_set_size(bdev, 0);
mapping_set_gfp_mask(mapping, lo->old_gfp_mask);
lo->lo_state = Lo_unbound;
out_putf:
fput(file);
out: