HiSax: fix error checking for hisax_register()]
This patch (as875) adds error-checking to the callers of hisax_register().
It also changes an error pathway in that routine, making it return an error
code rather than 0.
This fixes Bugzilla #7960.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Karsten Keil <kkeil@suse.de>
Cc: Martin Bachem <info@colognechip.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/isdn/hisax/st5481_init.c b/drivers/isdn/hisax/st5481_init.c
index bb3a28a..1375123 100644
--- a/drivers/isdn/hisax/st5481_init.c
+++ b/drivers/isdn/hisax/st5481_init.c
@@ -107,12 +107,17 @@
for (i = 0; i < 2; i++)
b_if[i] = &adapter->bcs[i].b_if;
- hisax_register(&adapter->hisax_d_if, b_if, "st5481_usb", protocol);
+ if (hisax_register(&adapter->hisax_d_if, b_if, "st5481_usb",
+ protocol) != 0)
+ goto err_b1;
+
st5481_start(adapter);
usb_set_intfdata(intf, adapter);
return 0;
+ err_b1:
+ st5481_release_b(&adapter->bcs[1]);
err_b:
st5481_release_b(&adapter->bcs[0]);
err_d: