aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/slip.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-08 07:55:01 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-08 07:55:01 -0800
commitd7fc02c7bae7b1cf69269992cf880a43a350cdaa (patch)
treea43d56fa72913a1cc98a0bbebe054d08581b3a7c /drivers/net/slip.c
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6 (diff)
parentMerge branch 'master' of /home/davem/src/GIT/linux-2.6/ (diff)
downloadlinux-dev-d7fc02c7bae7b1cf69269992cf880a43a350cdaa.tar.xz
linux-dev-d7fc02c7bae7b1cf69269992cf880a43a350cdaa.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1815 commits) mac80211: fix reorder buffer release iwmc3200wifi: Enable wimax core through module parameter iwmc3200wifi: Add wifi-wimax coexistence mode as a module parameter iwmc3200wifi: Coex table command does not expect a response iwmc3200wifi: Update wiwi priority table iwlwifi: driver version track kernel version iwlwifi: indicate uCode type when fail dump error/event log iwl3945: remove duplicated event logging code b43: fix two warnings ipw2100: fix rebooting hang with driver loaded cfg80211: indent regulatory messages with spaces iwmc3200wifi: fix NULL pointer dereference in pmkid update mac80211: Fix TX status reporting for injected data frames ath9k: enable 2GHz band only if the device supports it airo: Fix integer overflow warning rt2x00: Fix padding bug on L2PAD devices. WE: Fix set events not propagated b43legacy: avoid PPC fault during resume b43: avoid PPC fault during resume tcp: fix a timewait refcnt race ... Fix up conflicts due to sysctl cleanups (dead sysctl_check code and CTL_UNNUMBERED removed) in kernel/sysctl_check.c net/ipv4/sysctl_net_ipv4.c net/ipv6/addrconf.c net/sctp/sysctl.c
Diffstat (limited to 'drivers/net/slip.c')
-rw-r--r--drivers/net/slip.c33
1 files changed, 29 insertions, 4 deletions
diff --git a/drivers/net/slip.c b/drivers/net/slip.c
index fe3cebb984de..ba5bbc503446 100644
--- a/drivers/net/slip.c
+++ b/drivers/net/slip.c
@@ -80,6 +80,7 @@
#include <linux/rtnetlink.h>
#include <linux/if_arp.h>
#include <linux/if_slip.h>
+#include <linux/compat.h>
#include <linux/delay.h>
#include <linux/init.h>
#include "slip.h"
@@ -955,8 +956,8 @@ static void slip_unesc(struct slip *sl, unsigned char s)
clear_bit(SLF_KEEPTEST, &sl->flags);
#endif
- if (!test_and_clear_bit(SLF_ERROR, &sl->flags)
- && (sl->rcount > 2))
+ if (!test_and_clear_bit(SLF_ERROR, &sl->flags) &&
+ (sl->rcount > 2))
sl_bump(sl);
clear_bit(SLF_ESCAPE, &sl->flags);
sl->rcount = 0;
@@ -1038,8 +1039,8 @@ static void slip_unesc6(struct slip *sl, unsigned char s)
clear_bit(SLF_KEEPTEST, &sl->flags);
#endif
- if (!test_and_clear_bit(SLF_ERROR, &sl->flags)
- && (sl->rcount > 2))
+ if (!test_and_clear_bit(SLF_ERROR, &sl->flags) &&
+ (sl->rcount > 2))
sl_bump(sl);
sl->rcount = 0;
sl->xbits = 0;
@@ -1169,6 +1170,27 @@ static int slip_ioctl(struct tty_struct *tty, struct file *file,
}
}
+#ifdef CONFIG_COMPAT
+static long slip_compat_ioctl(struct tty_struct *tty, struct file *file,
+ unsigned int cmd, unsigned long arg)
+{
+ switch (cmd) {
+ case SIOCGIFNAME:
+ case SIOCGIFENCAP:
+ case SIOCSIFENCAP:
+ case SIOCSIFHWADDR:
+ case SIOCSKEEPALIVE:
+ case SIOCGKEEPALIVE:
+ case SIOCSOUTFILL:
+ case SIOCGOUTFILL:
+ return slip_ioctl(tty, file, cmd,
+ (unsigned long)compat_ptr(arg));
+ }
+
+ return -ENOIOCTLCMD;
+}
+#endif
+
/* VSV changes start here */
#ifdef CONFIG_SLIP_SMART
/* function do_ioctl called from net/core/dev.c
@@ -1261,6 +1283,9 @@ static struct tty_ldisc_ops sl_ldisc = {
.close = slip_close,
.hangup = slip_hangup,
.ioctl = slip_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = slip_compat_ioctl,
+#endif
.receive_buf = slip_receive_buf,
.write_wakeup = slip_write_wakeup,
};