2 files changed, 15 insertions, 4 deletions

diff --git a/fs/seq_file.c b/fs/seq_file.c
index 0cbd0494b79e..14cf9de1dbe1 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -385,15 +385,12 @@ int seq_escape(struct seq_file *m, const char *s, const char *esc)
 }
 EXPORT_SYMBOL(seq_escape);
 
-int seq_printf(struct seq_file *m, const char *f, ...)
+int seq_vprintf(struct seq_file *m, const char *f, va_list args)
 {
-        va_list args;
         int len;
 
         if (m->count < m->size) {
-                va_start(args, f);
                 len = vsnprintf(m->buf + m->count, m->size - m->count, f, args);
-                va_end(args);
                 if (m->count + len < m->size) {
                         m->count += len;
                         return 0;
@@ -402,6 +399,19 @@ int seq_printf(struct seq_file *m, const char *f, ...)
         seq_set_overflow(m);
         return -1;
 }
+EXPORT_SYMBOL(seq_vprintf);
+
+int seq_printf(struct seq_file *m, const char *f, ...)
+{
+        int ret;
+        va_list args;
+
+        va_start(args, f);
+        ret = seq_vprintf(m, f, args);
+        va_end(args);
+
+        return ret;
+}
 EXPORT_SYMBOL(seq_printf);
 
 /**
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index fc61854f6224..83c44eefe698 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -86,6 +86,7 @@ int seq_puts(struct seq_file *m, const char *s);
 int seq_write(struct seq_file *seq, const void *data, size_t len);
 
 __printf(2, 3) int seq_printf(struct seq_file *, const char *, ...);
+__printf(2, 0) int seq_vprintf(struct seq_file *, const char *, va_list args);
 
 int seq_path(struct seq_file *, const struct path *, const char *);
 int seq_dentry(struct seq_file *, struct dentry *, const char *);