NFSv4.1: Fix wraparound issues in pnfs_seqid_is_newer()

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Subtraction of signed integers does not have well defined wraparound
semantics in the C99 standard. In order to be wraparound-safe, we
have to use unsigned subtraction, and then cast the result.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

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Trond Myklebust 2014-02-12 09:36:59 -05:00

parent 311324ad17

commit 2c64c57dfc

1 changed files with 1 additions and 1 deletions

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fs/nfs/pnfs.c

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