diff options
Diffstat (limited to 'drivers/media/pci/mgb4/mgb4_regs.c')
| -rw-r--r-- | drivers/media/pci/mgb4/mgb4_regs.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/pci/mgb4/mgb4_regs.c b/drivers/media/pci/mgb4/mgb4_regs.c index 53d4e4503a74..b45537dbfafa 100644 --- a/drivers/media/pci/mgb4/mgb4_regs.c +++ b/drivers/media/pci/mgb4/mgb4_regs.c @@ -5,12 +5,13 @@ */ #include <linux/ioport.h> +#include <linux/errno.h> #include "mgb4_regs.h" int mgb4_regs_map(struct resource *res, struct mgb4_regs *regs) { regs->mapbase = res->start; - regs->mapsize = res->end - res->start; + regs->mapsize = resource_size(res); if (!request_mem_region(regs->mapbase, regs->mapsize, res->name)) return -EINVAL; |