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| author | Adrian Hunter <adrian.hunter@nokia.com> | 2009-06-22 17:31:09 +0300 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2009-07-05 18:45:15 +0300 |
| commit | e3dc5a665d39112e98cfd5bbc7fda2963c00c12c (patch) | |
| tree | b4f4c2ecec85bfb029f4ec31c56bb7477a86aba1 /fs/ubifs/io.c | |
| parent | 8e4a718ff38d8539938ec3421935904c27e00c39 (diff) | |
| download | linux-e3dc5a665d39112e98cfd5bbc7fda2963c00c12c.tar.gz linux-e3dc5a665d39112e98cfd5bbc7fda2963c00c12c.tar.bz2 linux-e3dc5a665d39112e98cfd5bbc7fda2963c00c12c.zip | |
UBIFS: fix integer overflow warning
Fix the following warning:
fs/ubifs/io.c: In function 'ubifs_wbuf_init':
fs/ubifs/io.c:860: warning: integer overflow in expression
And limit maximum hrtimer delta to ULONG_MAX because the
argument is 'unsigned long'.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs/io.c')
| -rw-r--r-- | fs/ubifs/io.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/ubifs/io.c b/fs/ubifs/io.c index bc5857199ec2..2d41ae1d6607 100644 --- a/fs/ubifs/io.c +++ b/fs/ubifs/io.c @@ -857,7 +857,9 @@ int ubifs_wbuf_init(struct ubifs_info *c, struct ubifs_wbuf *wbuf) * and hard limits. */ hardlimit = ktime_set(DEFAULT_WBUF_TIMEOUT_SECS, 0); - wbuf->delta = (DEFAULT_WBUF_TIMEOUT_SECS * NSEC_PER_SEC) * 2 / 10; + wbuf->delta = DEFAULT_WBUF_TIMEOUT_SECS * 1000000000ULL * 2 / 10; + if (wbuf->delta > ULONG_MAX) + wbuf->delta = ULONG_MAX; wbuf->softlimit = ktime_sub_ns(hardlimit, wbuf->delta); hrtimer_set_expires_range_ns(&wbuf->timer, wbuf->softlimit, wbuf->delta); |