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-rw-r--r--target/linux/lantiq/image/lzma-loader/src/printf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target/linux/lantiq/image/lzma-loader/src/printf.c b/target/linux/lantiq/image/lzma-loader/src/printf.c
index 7bb5a86e18..31b5e19ab1 100644
--- a/target/linux/lantiq/image/lzma-loader/src/printf.c
+++ b/target/linux/lantiq/image/lzma-loader/src/printf.c
@@ -11,7 +11,7 @@
#include "printf.h"
-extern void board_putc(int ch);
+extern void board_putc(char ch);
/* this is the maximum width for a variable */
#define LP_MAX_BUF 256