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authorAntonino A. Daplas <adaplas@gmail.com>2006-03-11 03:27:23 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-11 09:19:35 -0800
commit939205b27312b7d7c4c55624ba785e554b39ecbb (patch)
tree120591e604a08ed56b86b3c6bb86bce4abba7461 /drivers/video
parent16afe814a856e271628c5dfb4abbc318ec6b6f5f (diff)
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[PATCH] arcfb: Fix dereference before NULL check
info->par is dereferenced before info is checked for NULL. Fix. Coverity Bug 833 Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/arcfb.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c
index 0cf26da75b6..466042808da 100644
--- a/drivers/video/arcfb.c
+++ b/drivers/video/arcfb.c
@@ -459,11 +459,11 @@ static ssize_t arcfb_write(struct file *file, const char __user *buf, size_t cou
inode = file->f_dentry->d_inode;
fbidx = iminor(inode);
info = registered_fb[fbidx];
- par = info->par;
if (!info || !info->screen_base)
return -ENODEV;
+ par = info->par;
xres = info->var.xres;
fbmemlength = (xres * info->var.yres)/8;