Fix do_div() usage in nand process output

Fix usage of do_div() in nand erase|read|write process output.

The last patch to nand_util.c introduced do_div() instead of libgcc's
implementation. But do_div() returns the quotient in its first
macro parameter and not as result.

Signed-off-by: Matthias Fuchs <matthias.fuchs@esd-electronics.com>

common/cmd_nand.c

@@ -456,7 +456,7 @@ U_BOOT_CMD(nand, 5, 1, do_nand,
 	"info                  - show available NAND devices\n"
 	"nand device [dev]     - show or set current device\n"
 	"nand read[.jffs2]     - addr off|partition size\n"
-	"nand write[.jffs2]    - addr off|partiton size - read/write `size' bytes starting\n"
+	"nand write[.jffs2]    - addr off|partition size - read/write `size' bytes starting\n"
 	"    at offset `off' to/from memory address `addr'\n"
 	"nand erase [clean] [off size] - erase `size' bytes from\n"
 	"    offset `off' (entire device if not specified)\n"

drivers/nand/nand_util.c

@@ -210,9 +210,12 @@ int nand_erase_opts(nand_info_t *meminfo, const nand_erase_options_t *opts)
 
 		if (!opts->quiet) {
 			unsigned long long n =(unsigned long long)
-				 (erase.addr+meminfo->erasesize-opts->offset)
-				 * 100;
-			int percent = (int)do_div(n, erase_length);
+				(erase.addr + meminfo->erasesize - opts->offset)
+				* 100;
+			int percent;
+
+			do_div(n, erase_length);
+			percent = (int)n;
 
 			/* output progress message only at whole percent
 			 * steps to reduce the number of messages printed
@@ -478,7 +481,11 @@ int nand_write_opts(nand_info_t *meminfo, const nand_write_options_t *opts)
 		if (!opts->quiet) {
 			unsigned long long n = (unsigned long long)
 				 (opts->length-imglen) * 100;
-			int percent = (int)do_div(n, opts->length);
+			int percent;
+
+			do_div(n, opts->length);
+			percent = (int)n;
+
 			/* output progress message only at whole percent
 			 * steps to reduce the number of messages printed
 			 * on (slow) serial consoles
@@ -653,7 +660,11 @@ int nand_read_opts(nand_info_t *meminfo, const nand_read_options_t *opts)
 		if (!opts->quiet) {
 			unsigned long long n = (unsigned long long)
 				 (opts->length-imglen) * 100;
-			int percent = (int)do_div(n ,opts->length);
+			int percent;
+
+			do_div(n, opts->length);
+			percent = (int)n;
+
 			/* output progress message only at whole percent
 			 * steps to reduce the number of messages printed
 			 * on (slow) serial consoles