Make sure that argv[] argument pointers are not modified.

[karo-tx-uboot.git] / drivers / gpio / pca953x.c

diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c
index e8273ee363dcfedf34c6be5b26048dadd48a26b1..d1065f4f8e5f7d3c4f812673e2547e9be136795f 100644 (file)
--- a/drivers/gpio/pca953x.c
+++ b/drivers/gpio/pca953x.c
@@ -150,7 +150,7 @@ cmd_tbl_t cmd_pca953x[] = {
 #endif
 };
 
-int do_pca953x(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_pca953x(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        static uint8_t chip = CONFIG_SYS_I2C_PCA953X_ADDR;
        int val;