tree abc7397804fd0b7aef60010e2e8393aa6adc5b84
parent 34b5480a6a8310732d28bd6d04d803e62023fa73
author Holger Hans Peter Freyther <zecke@selfish.org> 1274988336 +0800
committer Holger Hans Peter Freyther <zecke@selfish.org> 1274988336 +0800

gprs: Subtract the headroom for what we can receive

The buffer got allocated with headroom and we need to
subtract that from the size of the buffer.