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| author | Niels de Vos <ndevos@redhat.com> | 2011-05-10 15:07:33 +0400 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-05-11 15:20:54 +0400 |
| commit | 41b21aebe6a9c06e0b906f14bcab7c49b9b72d7a (patch) | |
| tree | e8532c1a15e7d861497901318c79f89d1d3562c5 /drivers/video/omap2/omapfb | |
| parent | 0d548a277c8ce29712161995985bb67cd1c35ff7 (diff) | |
| download | linux-41b21aebe6a9c06e0b906f14bcab7c49b9b72d7a.tar.xz | |
OMAP: DSS2: OMAPFB: make DBG() more resistant in if-else constructions
When DBG() is used in a simple if-else, the resulting code path
currently depends on the definition of DBG(). Inserting the statement in
a "do { ... } while (0)" prevents this possible misuse.
Signed-off-by: Niels de Vos <ndevos@redhat.com>
[tomi.valkeinen@ti.com: changed the title of the commit msg]
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/omap2/omapfb')
| -rw-r--r-- | drivers/video/omap2/omapfb/omapfb.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb.h b/drivers/video/omap2/omapfb/omapfb.h index 4d1cff97be1b..aa1b1d974276 100644 --- a/drivers/video/omap2/omapfb/omapfb.h +++ b/drivers/video/omap2/omapfb/omapfb.h @@ -34,8 +34,10 @@ #ifdef DEBUG extern unsigned int omapfb_debug; #define DBG(format, ...) \ - if (omapfb_debug) \ - printk(KERN_DEBUG "OMAPFB: " format, ## __VA_ARGS__) + do { \ + if (omapfb_debug) \ + printk(KERN_DEBUG "OMAPFB: " format, ## __VA_ARGS__); \ + } while (0) #else #define DBG(format, ...) #endif |