1 files changed, 4 insertions, 2 deletions

diff --git a/init/do_mounts.c b/init/do_mounts.c
index eb410083e8e0..8369ffa5f33d 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -207,7 +207,7 @@ done:
  *      bangs.
  */
 
-dev_t name_to_dev_t(char *name)
+dev_t name_to_dev_t(const char *name)
 {
         char s[32];
         char *p;
@@ -226,8 +226,9 @@ dev_t name_to_dev_t(char *name)
 
         if (strncmp(name, "/dev/", 5) != 0) {
                 unsigned maj, min;
+                char dummy;
 
-                if (sscanf(name, "%u:%u", &maj, &min) == 2) {
+                if (sscanf(name, "%u:%u%c", &maj, &min, &dummy) == 2) {
                         res = MKDEV(maj, min);
                         if (maj != MAJOR(res) || min != MINOR(res))
                                 goto fail;
@@ -286,6 +287,7 @@ fail:
 done:
         return res;
 }
+EXPORT_SYMBOL_GPL(name_to_dev_t);
 
 static int __init root_dev_setup(char *line)
 {