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| author | Roel Kluin <roel.kluin@gmail.com> | 2009-03-31 15:25:30 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-01 08:59:31 -0700 |
| commit | 91ad1203535da95bb13072bdb59e1dc3ca76ec5d (patch) | |
| tree | 06d8a81796bf3a2a79d7ce0f0357ca27c215a0b4 /include/video | |
| parent | eb8972b4407f81b07ea6fc71fd91f9fc7a35a81e (diff) | |
| download | lwn-91ad1203535da95bb13072bdb59e1dc3ca76ec5d.tar.gz lwn-91ad1203535da95bb13072bdb59e1dc3ca76ec5d.zip | |
fbdev: newport: newport_*wait() return 0 on timeout
With a postfix decrement t reaches -1 on timeout which results in a
return of 0.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/video')
| -rw-r--r-- | include/video/newport.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/video/newport.h b/include/video/newport.h index 1f5ebeaa818f..001b935e71c4 100644 --- a/include/video/newport.h +++ b/include/video/newport.h @@ -453,7 +453,7 @@ static __inline__ int newport_wait(struct newport_regs *regs) { int t = BUSY_TIMEOUT; - while (t--) + while (--t) if (!(regs->cset.status & NPORT_STAT_GBUSY)) break; return !t; @@ -463,7 +463,7 @@ static __inline__ int newport_bfwait(struct newport_regs *regs) { int t = BUSY_TIMEOUT; - while (t--) + while (--t) if(!(regs->cset.status & NPORT_STAT_BBUSY)) break; return !t; |