[PATCH] xfree86: check for NULL pointer before dereferences it in parser code

[Tiago Vignatti]

Seems to be harmless. Meh.

Signed-off-by: Tiago Vignatti <tiago.vignatti at nokia.com>
---
 hw/xfree86/parser/scan.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/hw/xfree86/parser/scan.c b/hw/xfree86/parser/scan.c
index 8aab0cf..0b9461b 100644
--- a/hw/xfree86/parser/scan.c
+++ b/hw/xfree86/parser/scan.c
@@ -844,11 +844,16 @@ OpenConfigFile(const char *path, const char *cmdline, const char *projroot,
 static int
 ConfigFilter(const struct dirent *de)
 {
-	const char *name = de->d_name;
+	const char *name;
 	size_t len = strlen(name);
 	size_t suflen = strlen(XCONFIGSUFFIX);
 
-	if (!name || name[0] == '.' || len <= suflen)
+	if (!name)
+		return 0;
+
+	name = de->d_name;
+
+	if (name[0] == '.' || len <= suflen)
 		return 0;
 	if (strcmp(&name[len-suflen], XCONFIGSUFFIX) != 0)
 		return 0;
-- 
1.6.0.4