diff options
| author | Neil Stainton <nstainton@asl-control.co.uk> | 2018-09-12 11:02:51 +0000 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2018-09-30 13:00:23 -0400 |
| commit | d71b029d1d178fb2e1cdb63ae5f45d10f90acca6 (patch) | |
| tree | 6ca32599493f551396e808e376895241b3ac974a /cmd/nvedit.c | |
| parent | b592936d357f6c648f59ae0e3159149df3a942fb (diff) | |
cmd: env: Fix CRC calculation for 'env export -c -s'
Fix failure to reimport exported checksummed, size constrained data block.
'env export -c' command ignores optional -s size argument when calculating checksum causing subsequent 'env import -c' to fail.
Signed-off-by: Neil Stainton <nstainton@asl-control.co.uk>
Diffstat (limited to 'cmd/nvedit.c')
| -rw-r--r-- | cmd/nvedit.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/cmd/nvedit.c b/cmd/nvedit.c index 793b68b887..de16c72c23 100644 --- a/cmd/nvedit.c +++ b/cmd/nvedit.c @@ -987,7 +987,8 @@ NXTARG: ; } if (chk) { - envp->crc = crc32(0, envp->data, ENV_SIZE); + envp->crc = crc32(0, envp->data, + size ? size - offsetof(env_t, data) : ENV_SIZE); #ifdef CONFIG_ENV_ADDR_REDUND envp->flags = ACTIVE_FLAG; #endif |