From: Jeff Garzik <jeff@garzik.org>

gcc emits the following warning:

drivers/atm/firestream.c: In function ‘fs_open’:
drivers/atm/firestream.c:870: warning: ‘tmc0’ may be used uninitialized in this function

This indicates a real bug.  We should check make_rate() return value for
potential errors.

Signed-off-by: Jeff Garzik <jeff@garzik.org>
Cc: chas williams <chas@cmf.nrl.navy.mil>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 drivers/atm/firestream.c |    4 ++++
 1 files changed, 4 insertions(+)

diff -puN drivers/atm/firestream.c~atm-firestream-handle-thrown-error drivers/atm/firestream.c
--- a/drivers/atm/firestream.c~atm-firestream-handle-thrown-error
+++ a/drivers/atm/firestream.c
@@ -1002,6 +1002,10 @@ static int fs_open(struct atm_vcc *atm_v
 					r = ROUND_UP;
 				}
 				error = make_rate (pcr, r, &tmc0, NULL);
+				if (error) {
+					kfree(tc);
+					return error;
+				}
 			}
 			fs_dprintk (FS_DEBUG_OPEN, "pcr = %d.\n", pcr);
 		}
_