X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fisdn%2Fi4l%2Fisdn_common.c;h=7188c59a76ff7eda195059786bd4ea7e48a200f5;hb=cdbfc557c43ea1f1f9b7062300ecb1254969814b;hp=8d8c6b736167c63427e5c013c6ae81aae3744589;hpb=3b23e665b68387f5ee7b21f7b75ceea4d9acae4a;p=linux-2.6

diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 8d8c6b7361..7188c59a76 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -1732,7 +1732,7 @@ isdn_open(struct inode *ino, struct file *filep)
 	int chidx;
 	int retval = -ENODEV;
 
-
+	lock_kernel();
 	if (minor == ISDN_MINOR_STATUS) {
 		infostruct *p;
 
@@ -1783,6 +1783,7 @@ isdn_open(struct inode *ino, struct file *filep)
 #endif
  out:
 	nonseekable_open(ino, filep);
+	unlock_kernel();
 	return retval;
 }