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Add patch to fix CIFS oops from Jeff Layton (rhbz 867344)

This commit is contained in:
Josh Boyer 2012-10-22 15:46:47 -04:00
parent 06c67c2107
commit f87521dfe4
2 changed files with 28 additions and 0 deletions
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21
dont-call-cifs_lookup-on-hashed-negative-dentry.patch Normal file
View File

@ -0,0 +1,21 @@
@@ -, +, @@
negative dentry
BUG_ON(!d_unhashed(entry));
fs/cifs/dir.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
--- a/fs/cifs/dir.c
+++ a/fs/cifs/dir.c
@@ -398,7 +398,12 @@ cifs_atomic_open(struct inode *inode, struct dentry *direntry,
* in network traffic in the other paths.
*/
if (!(oflags & O_CREAT)) {
- struct dentry *res = cifs_lookup(inode, direntry, 0);
+ struct dentry *res;
+
+ if (!direntry->d_inode)
+ return -ENOENT;
+
+ res = cifs_lookup(inode, direntry, 0);
if (IS_ERR(res))
return PTR_ERR(res);

7
kernel.spec
View File

@ -776,6 +776,9 @@ Patch22075: rt2x00-usb-fix-reset-resume.patch
#rhbz 862877 864824 CVE-2012-0957
Patch22076: fix-stack-memory-content-leak-via-UNAME26.patch
#rhbz 867344
Patch22077: dont-call-cifs_lookup-on-hashed-negative-dentry.patch
# END OF PATCH DEFINITIONS
%endif
@ -1502,6 +1505,9 @@ ApplyPatch rt2x00-usb-fix-reset-resume.patch
#rhbz 862877 864824 CVE-2012-0957
ApplyPatch fix-stack-memory-content-leak-via-UNAME26.patch
#rhbz 867344
ApplyPatch dont-call-cifs_lookup-on-hashed-negative-dentry.patch
# END OF PATCH APPLICATIONS
%endif
@ -2355,6 +2361,7 @@ fi
# || ||
%changelog
* Mon Oct 22 2012 Josh Boyer <jwboyer@redhat.com>
- Add patch to fix CIFS oops from Jeff Layton (rhbz 867344)
- CVE-2012-0957: uts: stack memory leak in UNAME26 (rhbz 862877 864824)
- Fix rt2x00 usb reset resume (rhbz 856863)