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-rw-r--r--fs/seq_file.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/seq_file.c b/fs/seq_file.c
index 14cf9de..99dffab 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -9,6 +9,7 @@
#include <linux/export.h>
#include <linux/seq_file.h>
#include <linux/slab.h>
+#include <linux/cred.h>
#include <asm/uaccess.h>
#include <asm/page.h>
@@ -56,6 +57,9 @@ int seq_open(struct file *file, const struct seq_operations *op)
memset(p, 0, sizeof(*p));
mutex_init(&p->lock);
p->op = op;
+#ifdef CONFIG_USER_NS
+ p->user_ns = file->f_cred->user_ns;
+#endif
/*
* Wrappers around seq_open(e.g. swaps_open) need to be
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