Releasing IO permissions was done by hand everywhere

Use a proper abstraction. Kill unneeded #include statements.

Corresponding to flashrom svn r672.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Stefan Reinauer <stepan@coresystems.de>

flash.h

@@ -308,6 +308,7 @@ struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
 struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,
 			      uint16_t card_vendor, uint16_t card_device);
 void get_io_perms(void);
+void release_io_perms(void);
 int internal_init(void);
 int internal_shutdown(void);
 void internal_chip_writeb(uint8_t val, chipaddr addr);

internal.c

@@ -95,6 +95,13 @@ void get_io_perms(void)
 	}
 }
 
+void release_io_perms(void)
+{
+#if defined(__FreeBSD__) || defined(__DragonFly__)
+	close(io_fd);
+#endif
+}
+
 int internal_init(void)
 {
 	int ret = 0;
@@ -128,9 +135,7 @@ int internal_init(void)
 
 int internal_shutdown(void)
 {
-#if defined(__FreeBSD__) || defined(__DragonFly__)
-	close(io_fd);
-#endif
+	release_io_perms();
 
 	return 0;
 }

nic3com.c

@@ -20,10 +20,7 @@
 
 #include <stdlib.h>
 #include <string.h>
-#include <fcntl.h>
 #include <sys/types.h>
-#include <sys/stat.h>
-#include <errno.h>
 #include "flash.h"
 
 #define BIOS_ROM_ADDR		0x04
@@ -99,9 +96,7 @@ int nic3com_shutdown(void)
 
 	free(pcidev_bdf);
 	pci_cleanup(pacc);
-#if defined(__FreeBSD__) || defined(__DragonFly__)
-	close(io_fd);
-#endif
+	release_io_perms();
 	return 0;
 }
 

satasii.c

@@ -22,10 +22,6 @@
 
 #include <stdlib.h>
 #include <string.h>
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <errno.h>
 #include "flash.h"
 
 #define PCI_VENDOR_ID_SII	0x1095
@@ -77,9 +73,7 @@ int satasii_shutdown(void)
 {
 	free(pcidev_bdf);
 	pci_cleanup(pacc);
-#if defined(__FreeBSD__) || defined(__DragonFly__)
-	close(io_fd);
-#endif
+	release_io_perms();
 	return 0;
 }