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authorTom Rini <trini@ti.com>2014-03-04 15:52:35 -0500
committerTom Rini <trini@ti.com>2014-03-07 10:59:06 -0500
commit3775dcd9c4ad9d7f19f2ff14989f5180aaba3d64 (patch)
tree7a074d67c4f00378e500c082eca52d5c9bcb06e0 /common
parent801cec59076b0d5b0b6946a8a7a6cb77b62f3c8f (diff)
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cmd_nvedit: Make 'env import -c' require size parameter
When importing a checksummed area we need to be told how big the area in question is so that we know that will match the size of the area which the checksum is generated against. Reported-by: Pierre AUBERT <p.aubert@staubli.com> Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'common')
-rw-r--r--common/cmd_nvedit.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index 5bcc324675..c53601cf74 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -1008,6 +1008,9 @@ static int do_env_import(cmd_tbl_t *cmdtp, int flag,
if (argc == 2) {
size = simple_strtoul(argv[1], NULL, 16);
+ } else if (argc == 1 && chk) {
+ puts("## Error: external checksum format must pass size\n");
+ return CMD_RET_FAILURE;
} else {
char *s = addr;
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