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-rw-r--r--fs/nfsd/vfs.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 93b22f6..e3e37f7 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1831,6 +1831,7 @@ struct buffered_dirent {
struct readdir_data {
char *dirent;
size_t used;
+ int full;
};
static int nfsd_buffered_filldir(void *__buf, const char *name, int namlen,
@@ -1841,8 +1842,10 @@ static int nfsd_buffered_filldir(void *__buf, const char *name, int namlen,
unsigned int reclen;
reclen = ALIGN(sizeof(struct buffered_dirent) + namlen, sizeof(u64));
- if (buf->used + reclen > PAGE_SIZE)
+ if (buf->used + reclen > PAGE_SIZE) {
+ buf->full = 1;
return -EINVAL;
+ }
de->namlen = namlen;
de->offset = offset;
@@ -1874,9 +1877,13 @@ static int nfsd_buffered_readdir(struct file *file, filldir_t func,
unsigned int reclen;
buf.used = 0;
+ buf.full = 0;
host_err = vfs_readdir(file, nfsd_buffered_filldir, &buf);
- if (host_err)
+ if (buf.full)
+ host_err = 0;
+
+ if (host_err < 0)
break;
size = buf.used;
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