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| author | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-08-02 18:44:00 +0200 |
|---|---|---|
| committer | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-09-17 19:31:20 +0200 |
| commit | 611aa19fd60fe57059d9972fa6ae29f7472a13cf (patch) | |
| tree | a87f71ef393eec3e904291d1d5da1f2fdc5bb11b /drivers/ieee1394/video1394.c | |
| parent | 4b60912e52bc6ccdf587f2b92f3435ee2678d730 (diff) | |
| download | linux-611aa19fd60fe57059d9972fa6ae29f7472a13cf.tar.gz linux-611aa19fd60fe57059d9972fa6ae29f7472a13cf.tar.bz2 linux-611aa19fd60fe57059d9972fa6ae29f7472a13cf.zip | |
ieee1394: safer definition of empty macros
A deactivated macro, defined as "#define foo(bar)", will result in
silent corruption if somebody forgets a semicolon after a call to foo.
Replace it by "#define foo(bar) do {} while (0)" which will reveal any
respective syntax errors.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'drivers/ieee1394/video1394.c')
| -rw-r--r-- | drivers/ieee1394/video1394.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ieee1394/video1394.c b/drivers/ieee1394/video1394.c index af78b840dc26..9bc65059cc69 100644 --- a/drivers/ieee1394/video1394.c +++ b/drivers/ieee1394/video1394.c @@ -129,7 +129,7 @@ struct file_ctx { #define DBGMSG(card, fmt, args...) \ printk(KERN_INFO "video1394_%d: " fmt "\n" , card , ## args) #else -#define DBGMSG(card, fmt, args...) +#define DBGMSG(card, fmt, args...) do {} while (0) #endif /* print general (card independent) information */ |