[dfs]:fix bug in nfs caused by struct dfs_fd
@@ -578,7 +578,8 @@ int nfs_read(struct dfs_fd *file, void *buf, size_t count)
RT_ASSERT(file->data != NULL);
- nfs = (nfs_filesystem *)((struct dfs_filesystem*)(file->data));
+ struct dfs_filesystem *dfs_nfs = ((struct dfs_filesystem*)(file->data));
+ nfs = (struct nfs_filesystem *)(dfs_nfs->data);
fd = (nfs_file *)(nfs->data);
RT_ASSERT(fd != NULL);
@@ -644,7 +645,8 @@ int nfs_write(struct dfs_fd *file, const void *buf, size_t count)
return -EISDIR;
RT_ASSERT(file->data != NULL);
- nfs = (nfs_filesystem *)((struct dfs_filesystem*)(file->data));
+ struct dfs_filesystem *dfs_nfs = ((struct dfs_filesystem*)(file->data));
+ nfs = (struct nfs_filesystem *)(dfs_nfs->data);
fd = (nfs_file *)(nfs->data);
RT_ASSERT(fd != NULL);
@@ -704,7 +706,8 @@ int nfs_lseek(struct dfs_fd *file, off_t offset)
return -EISDIR;
RT_ASSERT(file->data != NULL);
- nfs = (nfs_filesystem *)((struct dfs_filesystem*)(file->data));
+ struct dfs_filesystem *dfs_nfs = ((struct dfs_filesystem*)(file->data));
+ nfs = (struct nfs_filesystem *)(dfs_nfs->data);
fd = (nfs_file *)(nfs->data);
RT_ASSERT(fd != NULL);
@@ -722,7 +725,8 @@ int nfs_close(struct dfs_fd *file)
{
nfs_filesystem *nfs;
RT_ASSERT(file->data != NULL);
- nfs = (nfs_filesystem *)((struct dfs_filesystem*)(file->data));
+ struct dfs_filesystem *dfs_nfs = ((struct dfs_filesystem*)(file->data));
+ nfs = (struct nfs_filesystem *)(dfs_nfs->data);
if (file->type == FT_DIRECTORY)
{
@@ -751,7 +755,8 @@ int nfs_open(struct dfs_fd *file)
{
nfs_filesystem *nfs;
RT_ASSERT(file->data != NULL);
- nfs = (nfs_filesystem *)((struct dfs_filesystem*)(file->data));
+ struct dfs_filesystem *dfs_nfs = ((struct dfs_filesystem*)(file->data));
+ nfs = (struct nfs_filesystem *)(dfs_nfs->data);
if (file->flags & O_DIRECTORY)
@@ -1093,7 +1098,8 @@ int nfs_getdents(struct dfs_fd *file, struct dirent *dirp, uint32_t count)
RT_ASSERT(file->data != NULL);
- nfs = (nfs_filesystem *)((struct dfs_filesystem*)(file->data));
+ struct dfs_filesystem *dfs_nfs = ((struct dfs_filesystem*)(file->data));
+ nfs = (struct nfs_filesystem *)(dfs_nfs->data);
dir = (nfs_dir *)(nfs->data);
RT_ASSERT(dir != NULL);
