diff options
Diffstat (limited to 'drivers/isdn/mISDN/tei.c')
| -rw-r--r-- | drivers/isdn/mISDN/tei.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/isdn/mISDN/tei.c b/drivers/isdn/mISDN/tei.c index be88728f110..592f597d895 100644 --- a/drivers/isdn/mISDN/tei.c +++ b/drivers/isdn/mISDN/tei.c @@ -250,7 +250,7 @@ tei_debug(struct FsmInst *fi, char *fmt, ...) static int get_free_id(struct manager *mgr) { - u64 ids = 0; + DECLARE_BITMAP(ids, 64) = { [0 ... BITS_TO_LONGS(64) - 1] = 0 }; int i; struct layer2 *l2; @@ -261,11 +261,11 @@ get_free_id(struct manager *mgr) __func__); return -EBUSY; } - test_and_set_bit(l2->ch.nr, (u_long *)&ids); + __set_bit(l2->ch.nr, ids); } - for (i = 1; i < 64; i++) - if (!test_bit(i, (u_long *)&ids)) - return i; + i = find_next_zero_bit(ids, 64, 1); + if (i < 64) + return i; printk(KERN_WARNING "%s: more as 63 layer2 for one device\n", __func__); return -EBUSY; @@ -274,7 +274,7 @@ get_free_id(struct manager *mgr) static int get_free_tei(struct manager *mgr) { - u64 ids = 0; + DECLARE_BITMAP(ids, 64) = { [0 ... BITS_TO_LONGS(64) - 1] = 0 }; int i; struct layer2 *l2; @@ -288,11 +288,11 @@ get_free_tei(struct manager *mgr) continue; i -= 64; - test_and_set_bit(i, (u_long *)&ids); + __set_bit(i, ids); } - for (i = 0; i < 64; i++) - if (!test_bit(i, (u_long *)&ids)) - return i + 64; + i = find_first_zero_bit(ids, 64); + if (i < 64) + return i + 64; printk(KERN_WARNING "%s: more as 63 dynamic tei for one device\n", __func__); return -1; |