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-rw-r--r--fs/fuse/dir.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index c8334f75c8c9..8fec28ff4a0d 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1174,6 +1174,8 @@ static int parse_dirfile(char *buf, size_t nbytes, struct file *file,
return -EIO;
if (reclen > nbytes)
break;
+ if (memchr(dirent->name, '/', dirent->namelen) != NULL)
+ return -EIO;
if (!dir_emit(ctx, dirent->name, dirent->namelen,
dirent->ino, dirent->type))
@@ -1320,6 +1322,8 @@ static int parse_dirplusfile(char *buf, size_t nbytes, struct file *file,
return -EIO;
if (reclen > nbytes)
break;
+ if (memchr(dirent->name, '/', dirent->namelen) != NULL)
+ return -EIO;
if (!over) {
/* We fill entries into dstbuf only as much as