1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/params.c b/kernel/params.c
index 9de637a5c8bc..af43ecdc8d9b 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -31,7 +31,7 @@
 #define DEBUGP(fmt, a...)
 #endif
 
-static inline int dash2underscore(char c)
+static inline char dash2underscore(char c)
 {
         if (c == '-')
                 return '_';