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authorZoltan Herpai <wigyori@uid0.hu>2016-11-06 11:13:37 +0100
committerGitHub <noreply@github.com>2016-11-06 11:13:37 +0100
commit9ce27c83ad3fe2fa5e6ba707dc6bc1182a0f32ed (patch)
tree87316c92634bbaa73948928ce290205a5076fd32 /target/linux/generic/patches-3.18/090-overlayfs-fallback-to-readonly-when-full.patch
parentcabb0c506526fe468e4aa985086e50c440192122 (diff)
parent7862d74a17bb5a4a6d6b0d60d8cf33650b75c92a (diff)
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Merge pull request #156 from wigyori/dirtycow-fixes
CVE-2016-5195 (dirtycow) fixes for 3.18, 4.1, 4.4
Diffstat (limited to 'target/linux/generic/patches-3.18/090-overlayfs-fallback-to-readonly-when-full.patch')
-rw-r--r--target/linux/generic/patches-3.18/090-overlayfs-fallback-to-readonly-when-full.patch8
1 files changed, 4 insertions, 4 deletions
diff --git a/target/linux/generic/patches-3.18/090-overlayfs-fallback-to-readonly-when-full.patch b/target/linux/generic/patches-3.18/090-overlayfs-fallback-to-readonly-when-full.patch
index 1bcd5159db..c75af99c60 100644
--- a/target/linux/generic/patches-3.18/090-overlayfs-fallback-to-readonly-when-full.patch
+++ b/target/linux/generic/patches-3.18/090-overlayfs-fallback-to-readonly-when-full.patch
@@ -44,7 +44,7 @@ Miklos
--- a/fs/overlayfs/copy_up.c
+++ b/fs/overlayfs/copy_up.c
-@@ -311,6 +311,9 @@ int ovl_copy_up_one(struct dentry *paren
+@@ -313,6 +313,9 @@ int ovl_copy_up_one(struct dentry *paren
struct cred *override_cred;
char *link = NULL;
@@ -76,9 +76,9 @@ Miklos
err = ovl_lock_rename_workdir(workdir, upperdir);
if (err)
goto out;
-@@ -506,6 +512,9 @@ static int ovl_remove_and_whiteout(struc
- struct dentry *opaquedir = NULL;
+@@ -507,6 +513,9 @@ static int ovl_remove_and_whiteout(struc
int err;
+ int flags = 0;
+ if (WARN_ON(!workdir))
+ return -EROFS;
@@ -88,7 +88,7 @@ Miklos
err = PTR_ERR(opaquedir);
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
-@@ -741,9 +741,15 @@ static int ovl_fill_super(struct super_b
+@@ -760,9 +760,15 @@ static int ovl_fill_super(struct super_b
ufs->workdir = ovl_workdir_create(ufs->upper_mnt, workpath.dentry);
err = PTR_ERR(ufs->workdir);
if (IS_ERR(ufs->workdir)) {