diff options
| author | Tiago Vignatti <tiago.vignatti@nokia.com> | 2010-04-19 20:18:51 +0300 |
|---|---|---|
| committer | Tiago Vignatti <tiago.vignatti@nokia.com> | 2010-04-21 18:07:17 +0300 |
| commit | 7f457351d2a09013cd57fcb2f95c0d6f56bfaccb (patch) | |
| tree | ffaa2150b9fe5e161c392f36e0af8cb290a0435c /hw | |
| parent | d948dcd9555c81ccb378054383ef8da464202bdf (diff) | |
xfree86: check for NULL pointer before dereferences it in parser code
Seems to be harmless. Meh.
Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Dan Nicholson <dbn.lists@gmail.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/xfree86/parser/scan.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/hw/xfree86/parser/scan.c b/hw/xfree86/parser/scan.c index 8aab0cf41..06710d55a 100644 --- a/hw/xfree86/parser/scan.c +++ b/hw/xfree86/parser/scan.c @@ -845,10 +845,13 @@ static int ConfigFilter(const struct dirent *de) { const char *name = de->d_name; - size_t len = strlen(name); + size_t len; size_t suflen = strlen(XCONFIGSUFFIX); - if (!name || name[0] == '.' || len <= suflen) + if (!name || name[0] == '.') + return 0; + len = strlen(name); + if(len <= suflen) return 0; if (strcmp(&name[len-suflen], XCONFIGSUFFIX) != 0) return 0; |