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[PATCH] coverity: fix fbsysfs null pointer check

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Correctly test for a null pointer before going and dereferencing it.

This defect was found automatically by Coverity Prevent, a static analysis
tool.

Signed-off-by: Zaur Kambarov <zkambarov@coverity.com>
Cc: <linux-fbdev-devel@lists.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
KAMBAROV, ZAUR 2005-07-07 17:57:05 -07:00 committed by Linus Torvalds
parent 5bbcfd9000
commit 8f96c95680
1 changed files with 1 additions and 1 deletions
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2
drivers/video/fbsysfs.c
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@ -256,7 +256,7 @@ static ssize_t show_cmap(struct class_device *class_device, char *buf)
unsigned int offset = 0, i;
if (!fb_info->cmap.red || !fb_info->cmap.blue ||
fb_info->cmap.green || fb_info->cmap.transp)
!fb_info->cmap.green || !fb_info->cmap.transp)
return -EINVAL;
for (i = 0; i < fb_info->cmap.len; i++) {