aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--fs/xfs/libxfs/xfs_attr.c12
-rw-r--r--fs/xfs/libxfs/xfs_attr.h8
-rw-r--r--fs/xfs/xfs_acl.c11
-rw-r--r--fs/xfs/xfs_ioctl.c13
-rw-r--r--fs/xfs/xfs_iops.c6
-rw-r--r--fs/xfs/xfs_xattr.c11
6 files changed, 41 insertions, 20 deletions
diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index 2368a1bfe7e8..e6149720ce02 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -62,6 +62,7 @@ xfs_attr_args_init(
struct xfs_da_args *args,
struct xfs_inode *dp,
const unsigned char *name,
+ size_t namelen,
int flags)
{
@@ -74,7 +75,7 @@ xfs_attr_args_init(
args->dp = dp;
args->flags = flags;
args->name = name;
- args->namelen = strlen((const char *)name);
+ args->namelen = namelen;
if (args->namelen >= MAXNAMELEN)
return -EFAULT; /* match IRIX behaviour */
@@ -139,6 +140,7 @@ int
xfs_attr_get(
struct xfs_inode *ip,
const unsigned char *name,
+ size_t namelen,
unsigned char **value,
int *valuelenp,
int flags)
@@ -154,7 +156,7 @@ xfs_attr_get(
if (XFS_FORCED_SHUTDOWN(ip->i_mount))
return -EIO;
- error = xfs_attr_args_init(&args, ip, name, flags);
+ error = xfs_attr_args_init(&args, ip, name, namelen, flags);
if (error)
return error;
@@ -338,6 +340,7 @@ int
xfs_attr_set(
struct xfs_inode *dp,
const unsigned char *name,
+ size_t namelen,
unsigned char *value,
int valuelen,
int flags)
@@ -353,7 +356,7 @@ xfs_attr_set(
if (XFS_FORCED_SHUTDOWN(dp->i_mount))
return -EIO;
- error = xfs_attr_args_init(&args, dp, name, flags);
+ error = xfs_attr_args_init(&args, dp, name, namelen, flags);
if (error)
return error;
@@ -442,6 +445,7 @@ int
xfs_attr_remove(
struct xfs_inode *dp,
const unsigned char *name,
+ size_t namelen,
int flags)
{
struct xfs_mount *mp = dp->i_mount;
@@ -453,7 +457,7 @@ xfs_attr_remove(
if (XFS_FORCED_SHUTDOWN(dp->i_mount))
return -EIO;
- error = xfs_attr_args_init(&args, dp, name, flags);
+ error = xfs_attr_args_init(&args, dp, name, namelen, flags);
if (error)
return error;
diff --git a/fs/xfs/libxfs/xfs_attr.h b/fs/xfs/libxfs/xfs_attr.h
index 91c2cb14276e..4243b2272642 100644
--- a/fs/xfs/libxfs/xfs_attr.h
+++ b/fs/xfs/libxfs/xfs_attr.h
@@ -148,11 +148,13 @@ int xfs_attr_list_int(struct xfs_attr_list_context *);
int xfs_inode_hasattr(struct xfs_inode *ip);
int xfs_attr_get_ilocked(struct xfs_inode *ip, struct xfs_da_args *args);
int xfs_attr_get(struct xfs_inode *ip, const unsigned char *name,
- unsigned char **value, int *valuelenp, int flags);
+ size_t namelen, unsigned char **value, int *valuelenp,
+ int flags);
int xfs_attr_set(struct xfs_inode *dp, const unsigned char *name,
- unsigned char *value, int valuelen, int flags);
+ size_t namelen, unsigned char *value, int valuelen, int flags);
int xfs_attr_set_args(struct xfs_da_args *args);
-int xfs_attr_remove(struct xfs_inode *dp, const unsigned char *name, int flags);
+int xfs_attr_remove(struct xfs_inode *dp, const unsigned char *name,
+ size_t namelen, int flags);
int xfs_attr_remove_args(struct xfs_da_args *args);
int xfs_attr_list(struct xfs_inode *dp, char *buffer, int bufsize,
int flags, struct attrlist_cursor_kern *cursor);
diff --git a/fs/xfs/xfs_acl.c b/fs/xfs/xfs_acl.c
index 91693fce34a8..cd743fad8478 100644
--- a/fs/xfs/xfs_acl.c
+++ b/fs/xfs/xfs_acl.c
@@ -145,7 +145,8 @@ xfs_get_acl(struct inode *inode, int type)
* go out to the disk.
*/
len = XFS_ACL_MAX_SIZE(ip->i_mount);
- error = xfs_attr_get(ip, ea_name, (unsigned char **)&xfs_acl, &len,
+ error = xfs_attr_get(ip, ea_name, strlen(ea_name),
+ (unsigned char **)&xfs_acl, &len,
ATTR_ALLOC | ATTR_ROOT);
if (error) {
/*
@@ -196,15 +197,17 @@ __xfs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
len -= sizeof(struct xfs_acl_entry) *
(XFS_ACL_MAX_ENTRIES(ip->i_mount) - acl->a_count);
- error = xfs_attr_set(ip, ea_name, (unsigned char *)xfs_acl,
- len, ATTR_ROOT);
+ error = xfs_attr_set(ip, ea_name, strlen(ea_name),
+ (unsigned char *)xfs_acl, len, ATTR_ROOT);
kmem_free(xfs_acl);
} else {
/*
* A NULL ACL argument means we want to remove the ACL.
*/
- error = xfs_attr_remove(ip, ea_name, ATTR_ROOT);
+ error = xfs_attr_remove(ip, ea_name,
+ strlen(ea_name),
+ ATTR_ROOT);
/*
* If the attribute didn't exist to start with that's fine.
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 17b4a981be4d..d42de92cb283 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -357,6 +357,7 @@ xfs_attrmulti_attr_get(
{
unsigned char *kbuf;
int error = -EFAULT;
+ size_t namelen;
if (*len > XFS_XATTR_SIZE_MAX)
return -EINVAL;
@@ -364,7 +365,9 @@ xfs_attrmulti_attr_get(
if (!kbuf)
return -ENOMEM;
- error = xfs_attr_get(XFS_I(inode), name, &kbuf, (int *)len, flags);
+ namelen = strlen(name);
+ error = xfs_attr_get(XFS_I(inode), name, namelen, &kbuf, (int *)len,
+ flags);
if (error)
goto out_kfree;
@@ -386,6 +389,7 @@ xfs_attrmulti_attr_set(
{
unsigned char *kbuf;
int error;
+ size_t namelen;
if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
return -EPERM;
@@ -396,7 +400,8 @@ xfs_attrmulti_attr_set(
if (IS_ERR(kbuf))
return PTR_ERR(kbuf);
- error = xfs_attr_set(XFS_I(inode), name, kbuf, len, flags);
+ namelen = strlen(name);
+ error = xfs_attr_set(XFS_I(inode), name, namelen, kbuf, len, flags);
if (!error)
xfs_forget_acl(inode, name, flags);
kfree(kbuf);
@@ -410,10 +415,12 @@ xfs_attrmulti_attr_remove(
uint32_t flags)
{
int error;
+ size_t namelen;
if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
return -EPERM;
- error = xfs_attr_remove(XFS_I(inode), name, flags);
+ namelen = strlen(name);
+ error = xfs_attr_remove(XFS_I(inode), name, namelen, flags);
if (!error)
xfs_forget_acl(inode, name, flags);
return error;
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index 8afe69ca188b..81f2f93caec0 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -50,8 +50,10 @@ xfs_initxattrs(
int error = 0;
for (xattr = xattr_array; xattr->name != NULL; xattr++) {
- error = xfs_attr_set(ip, xattr->name, xattr->value,
- xattr->value_len, ATTR_SECURE);
+ error = xfs_attr_set(ip, xattr->name,
+ strlen(xattr->name),
+ xattr->value, xattr->value_len,
+ ATTR_SECURE);
if (error < 0)
break;
}
diff --git a/fs/xfs/xfs_xattr.c b/fs/xfs/xfs_xattr.c
index 2288f20ae282..b0fedb543f97 100644
--- a/fs/xfs/xfs_xattr.c
+++ b/fs/xfs/xfs_xattr.c
@@ -24,6 +24,7 @@ xfs_xattr_get(const struct xattr_handler *handler, struct dentry *unused,
int xflags = handler->flags;
struct xfs_inode *ip = XFS_I(inode);
int error, asize = size;
+ size_t namelen = strlen(name);
/* Convert Linux syscall to XFS internal ATTR flags */
if (!size) {
@@ -31,7 +32,8 @@ xfs_xattr_get(const struct xattr_handler *handler, struct dentry *unused,
value = NULL;
}
- error = xfs_attr_get(ip, name, (unsigned char **)&value, &asize, xflags);
+ error = xfs_attr_get(ip, name, namelen, (unsigned char **)&value,
+ &asize, xflags);
if (error)
return error;
return asize;
@@ -67,6 +69,7 @@ xfs_xattr_set(const struct xattr_handler *handler, struct dentry *unused,
int xflags = handler->flags;
struct xfs_inode *ip = XFS_I(inode);
int error;
+ size_t namelen = strlen(name);
/* Convert Linux syscall to XFS internal ATTR flags */
if (flags & XATTR_CREATE)
@@ -75,10 +78,10 @@ xfs_xattr_set(const struct xattr_handler *handler, struct dentry *unused,
xflags |= ATTR_REPLACE;
if (value)
- error = xfs_attr_set(ip, (unsigned char *)name,
- (void *)value, size, xflags);
+ error = xfs_attr_set(ip, name, namelen, (void *)value, size,
+ xflags);
else
- error = xfs_attr_remove(ip, (unsigned char *)name, xflags);
+ error = xfs_attr_remove(ip, name, namelen, xflags);
if (!error)
xfs_forget_acl(inode, name, xflags);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.