80 lines
2.7 KiB
Diff
80 lines
2.7 KiB
Diff
--- a/vmblock-only/linux/control.c 2013-10-03 04:29:47.471339204 -0400
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+++ b/vmblock-only/linux/control.c 2013-10-03 04:31:56.607334636 -0400
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@@ -283,7 +283,7 @@
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int i;
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int retval;
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- name = getname(buf);
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+ name = __getname();
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if (IS_ERR(name)) {
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return PTR_ERR(name);
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}
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+ i = strncpy_from_user(name, buf, PATH_MAX);
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+ if (i < 0 || i == PATH_MAX) {
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+ __putname(name);
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+ return -EINVAL;
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+ }
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+
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for (i = strlen(name) - 1; i >= 0 && name[i] == '/'; i--) {
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name[i] = '\0';
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}
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--- a/vmblock-only/linux/dentry.c 2013-10-03 04:29:47.471339204 -0400
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+++ b/vmblock-only/linux/dentry.c 2013-10-03 04:31:56.607334636 -0400
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@@ -32,7 +32,7 @@
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#include "block.h"
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-static int DentryOpRevalidate(struct dentry *dentry, struct nameidata *nd);
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+static int DentryOpRevalidate(struct dentry *dentry, unsigned int flags);
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struct dentry_operations LinkDentryOps = {
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.d_revalidate = DentryOpRevalidate,
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@@ -60,7 +60,7 @@
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static int
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DentryOpRevalidate(struct dentry *dentry, // IN: dentry revalidating
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- struct nameidata *nd) // IN: lookup flags & intent
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+ unsigned int flags) // IN: lookup flags & intent
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{
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VMBlockInodeInfo *iinfo;
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struct nameidata actualNd;
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@@ -101,7 +101,7 @@
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if (actualDentry &&
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actualDentry->d_op &&
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actualDentry->d_op->d_revalidate) {
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- return actualDentry->d_op->d_revalidate(actualDentry, nd);
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+ return actualDentry->d_op->d_revalidate(actualDentry, flags);
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}
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if (compat_path_lookup(iinfo->name, 0, &actualNd)) {
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--- a/vmblock-only/linux/inode.c 2013-10-03 04:29:47.471339204 -0400
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+++ b/vmblock-only/linux/inode.c 2013-10-03 04:31:56.607334636 -0400
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@@ -36,7 +36,7 @@
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/* Inode operations */
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static struct dentry *InodeOpLookup(struct inode *dir,
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- struct dentry *dentry, struct nameidata *nd);
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+ struct dentry *dentry, unsigned int flags);
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static int InodeOpReadlink(struct dentry *dentry, char __user *buffer, int buflen);
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 13)
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static void *InodeOpFollowlink(struct dentry *dentry, struct nameidata *nd);
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@@ -75,7 +75,7 @@
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static struct dentry *
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InodeOpLookup(struct inode *dir, // IN: parent directory's inode
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struct dentry *dentry, // IN: dentry to lookup
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- struct nameidata *nd) // IN: lookup intent and information
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+ unsigned int flags) // IN: lookup intent and information
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{
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char *filename;
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struct inode *inode;
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@@ -221,7 +221,7 @@
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goto out;
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}
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- ret = vfs_follow_link(nd, iinfo->name);
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+ nd_set_link(nd, iinfo->name);
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out:
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 13)
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