[PATCH] pnx4008:fix NULL dereference in rgbfb

Fix possible NULL dereference in pnxrgbfb.

Signed-off-by: Vitaly Wool <vwool@ru.mvista.com>
Cc: James Simmons <jsimmons@infradead.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/video/pnx4008/pnxrgbfb.c b/drivers/video/pnx4008/pnxrgbfb.c
index bf36b68856dd..f29e66e2d774 100644
--- a/drivers/video/pnx4008/pnxrgbfb.c
+++ b/drivers/video/pnx4008/pnxrgbfb.c
@@ -154,7 +154,8 @@ static int __devinit rgbfb_probe(struct platform_device *pdev)
                         goto err1;
         }
 
-        if (!fb_get_options("pnxrgbfb", &option) && !strcmp(option, "nocursor"))
+        if (!fb_get_options("pnxrgbfb", &option) && option &&
+                        !strcmp(option, "nocursor"))
                 rgbfb_ops.fb_cursor = no_cursor;
 
         info->node = -1;