Commit cbe0476f authored Apr 28, 2005 by Steve French Committed by Linus Torvalds Apr 28, 2005

[PATCH] cifs: fix rare oops in cifs_close



Protect access to cifs file list in cifs_close path

Signed-off-by: Steve French <(sfrench@us.ibm.com)>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent ad009ac9

fs/cifs/CHANGES

+2 −1

Original line number	Diff line number	Diff line
		@@ -6,7 +6,8 @@ Add support for lsattr (getting ext2/ext3/reiserfs attr flags from the server)
		as new protocol extensions. Do not send Get/Set calls for POSIX ACLs
		unless server explicitly claims to support them in CIFS Unix extensions
		POSIX ACL capability bit. Fix packet signing when multiuser mounting with
		different users from the same client to the same server.
		different users from the same client to the same server. Fix oops in
		cifs_close.

		Version 1.31
		------------

fs/cifs/file.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -465,8 +465,10 @@ int cifs_close(struct inode inode, struct file file)
		write_lock(&file->f_owner.lock);
		}
		}
		write_lock(&GlobalSMBSeslock);
		list_del(&pSMBFile->flist);
		list_del(&pSMBFile->tlist);
		write_unlock(&GlobalSMBSeslock);
		write_unlock(&file->f_owner.lock);
		kfree(pSMBFile->search_resume_name);
		kfree(file->private_data);