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/openbmc/linux/drivers/video/fbdev/ |
H A D | cobalt_lcdfb.c | 4dcd19bf Tue Dec 13 02:20:52 CST 2016 Arvind Yadav <arvind.yadav.cs@gmail.com> video: fbdev: cobalt_lcdfb: Handle return NULL error from devm_ioremap
Here, If devm_ioremap will fail. It will return NULL. Kernel can run into a NULL-pointer dereference. This error check will avoid NULL pointer dereference.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Acked-by: Yoichi Yuasa <yuasa@linux-mips.org> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> 4dcd19bf Tue Dec 13 02:20:52 CST 2016 Arvind Yadav <arvind.yadav.cs@gmail.com> video: fbdev: cobalt_lcdfb: Handle return NULL error from devm_ioremap Here, If devm_ioremap will fail. It will return NULL. Kernel can run into a NULL-pointer dereference. This error check will avoid NULL pointer dereference. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Acked-by: Yoichi Yuasa <yuasa@linux-mips.org> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
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