Messages in this thread Patch in this message | | | Date | Sat, 22 Sep 2001 15:36:20 +0200 | From | Till Immanuel Patzschke <> | Subject | [PATCH] 2.4.10-pre13: ATM drivers cause panic |
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Hi,
seems a couple of spin_lock(s) and a spin_unlock was missing. Why didn't this problem show up with earlier releases ??? Anyways, please find a (quick) patch below. It would be great if this patch or any other similar could make it into the next release! Thanks,
Immanuel
diff -Naur net/atm/resources.c.bug net/atm/resources.c --- net/atm/resources.c.bug Fri Dec 29 23:35:47 2000 +++ net/atm/resources.c Sat Sep 22 15:31:35 2001 @@ -76,14 +76,17 @@ { struct atm_dev *dev; + spin_lock (&atm_dev_lock); dev = alloc_atm_dev(type); if (!dev) { printk(KERN_ERR "atm_dev_register: no space for dev %s\n", type); + spin_unlock (&atm_dev_lock); return NULL; } if (number != -1) { if (atm_find_dev(number)) { + spin_unlock (&atm_dev_lock); free_atm_dev(dev); return NULL; }
-- Till Immanuel Patzschke mailto: tip@internetwork-ag.de interNetwork AG Phone: +49-(0)611-1731-121 Bierstadter Str. 7 Fax: +49-(0)611-1731-31 D-65189 Wiesbaden Web: http://www.internetwork-ag.de - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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