X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=common%2Fcmd_mmc.c;h=7dacd5114ce1416bf1cb5c9af5589cd62530becd;hb=e5f5c4a977c411c0cd3899a4f9487eea77a0e150;hp=79a1088f3bbaf935868533a684bdd2fe660e780d;hpb=f71d5cd56bee6e730fe46f5f2024f1b5106ab944;p=karo-tx-uboot.git

diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 79a1088f3b..7dacd5114c 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -115,7 +115,7 @@ static void print_mmcinfo(struct mmc *mmc)
 	printf("Bus Width: %d-bit\n", mmc->bus_width);
 }
 
-int do_mmcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_mmcinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	struct mmc *mmc;
 
@@ -144,10 +144,10 @@ int do_mmcinfo (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 U_BOOT_CMD(
 	mmcinfo, 1, 0, do_mmcinfo,
 	"display MMC info",
-	"- dislay info of the current MMC device"
+	"- display info of the current MMC device"
 );
 
-int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	enum mmc_state state;
 
@@ -250,14 +250,13 @@ int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 		return 0;
 	}
 
-	if (strcmp(argv[1], "read") == 0)
+	state = MMC_INVALID;
+	if (argc == 5 && strcmp(argv[1], "read") == 0)
 		state = MMC_READ;
-	else if (strcmp(argv[1], "write") == 0)
+	else if (argc == 5 && strcmp(argv[1], "write") == 0)
 		state = MMC_WRITE;
-	else if (strcmp(argv[1], "erase") == 0)
+	else if (argc == 4 && strcmp(argv[1], "erase") == 0)
 		state = MMC_ERASE;
-	else
-		state = MMC_INVALID;
 
 	if (state != MMC_INVALID) {
 		struct mmc *mmc = find_mmc_device(curr_device);
@@ -269,7 +268,7 @@ int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 			addr = (void *)simple_strtoul(argv[idx], NULL, 16);
 			++idx;
 		} else
-			addr = 0;
+			addr = NULL;
 		blk = simple_strtoul(argv[idx], NULL, 16);
 		cnt = simple_strtoul(argv[idx + 1], NULL, 16);