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Commit 0b8bcd5c authored by Badhri Jagan Sridharan's avatar Badhri Jagan Sridharan Committed by Amit Pundir
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ANDROID: dm: android-verity: Remove fec_header location constraint 

This CL removes the mandate of the fec_header being located right
after the ECC data.

(Cherry-picked from https://android-review.googlesource.com/#/c/280401

)

Bug: 28865197
Signed-off-by: default avatarBadhri Jagan Sridharan <Badhri@google.com>
Change-Id: Ie04c8cf2dd755f54d02dbdc4e734a13d6f6507b5
parent 28969a9a

drivers/md/dm-android-verity.c

+1 −4
Original line number Diff line number Diff line
@@ -266,10 +266,7 @@ static inline int validate_fec_header(struct fec_header *header, u64 offset) 
		le32_to_cpu(header->version) != FEC_VERSION ||

		le32_to_cpu(header->size) != sizeof(struct fec_header) ||

		le32_to_cpu(header->roots) == 0 ||

		le32_to_cpu(header->roots) >= FEC_RSM ||

		offset < le32_to_cpu(header->fec_size) ||

		offset - le32_to_cpu(header->fec_size) !=

		le64_to_cpu(header->inp_size))

		le32_to_cpu(header->roots) >= FEC_RSM)

		return -EINVAL;



	return 0;