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| author | Steve French <smfrench@austin.rr.com> | 2005-04-28 22:41:05 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-04-28 22:41:05 -0700 |
| commit | cbe0476fa6a76b01b79e7c117963d45ed0a28758 (patch) | |
| tree | e45a78777f977ba4670e7419bfdcde8a1429ceee | |
| parent | ad009ac96509e005d9978d0ae9e9ec4d63ad2990 (diff) | |
| download | op-kernel-dev-cbe0476fa6a76b01b79e7c117963d45ed0a28758.zip op-kernel-dev-cbe0476fa6a76b01b79e7c117963d45ed0a28758.tar.gz | |
[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>
| -rw-r--r-- | fs/cifs/CHANGES | 3 | ||||
| -rw-r--r-- | fs/cifs/file.c | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES index 43b3119..ce16b0a 100644 --- a/fs/cifs/CHANGES +++ b/fs/cifs/CHANGES @@ -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 ------------ diff --git a/fs/cifs/file.c b/fs/cifs/file.c index dcab7cf..9c77550 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -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); |
