Re: [PATCH 2.6.13] Unhandled error condition in aic79xx

[Daniel Walker <dwalker@mvista.com>]

On Fri, 2005-09-02 at 00:10 +0400, Alexey Dobriyan wrote:

> I see malloc(), kernel_thread() and multiple ahd_linux_alloc_target()
> above. Ditto for 7xxx patch.

It looks like it's all handled inside ahd_free() . Here's the updated
patch. Any concerns? 

Signed-Off-By: Daniel Walker <dwalker@mvista.com>

Index: linux-2.6.13/drivers/scsi/aic7xxx/aic79xx_osm.c
===================================================================
--- linux-2.6.13.orig/drivers/scsi/aic7xxx/aic79xx_osm.c	2005-08-28 23:41:01.000000000 +0000
+++ linux-2.6.13/drivers/scsi/aic7xxx/aic79xx_osm.c	2005-09-01 22:16:10.000000000 +0000
@@ -1989,6 +1989,7 @@ ahd_linux_register_host(struct ahd_softc
 	char	*new_name;
 	u_long	s;
 	u_long	target;
+	int error = 0;
 
 	template->name = ahd->description;
 	host = scsi_host_alloc(template, sizeof(struct ahd_softc *));
@@ -2064,10 +2065,14 @@ ahd_linux_register_host(struct ahd_softc
 	ahd_linux_start_dv(ahd);
 	ahd_unlock(ahd, &s);
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
-	scsi_add_host(host, &ahd->dev_softc->dev); /* XXX handle failure */
+	error = scsi_add_host(host, &ahd->dev_softc->dev); 
+	if (error) {
+		ahd_free(ahd);
+		scsi_host_put(host);
+		return error;
+	}
 	scsi_scan_host(host);
-#endif
+
 	return (0);
 }
 

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