From: Allan Stephens <[EMAIL PROTECTED]> Now exits cleanly if attempt to allocate larger array of subsequences fails, without losing track of pointer to existing array.
Signed-off-by: Allan Stephens <[EMAIL PROTECTED]> Signed-off-by: Per Liden <[EMAIL PROTECTED]> --- net/tipc/name_table.c | 18 +++++++++--------- 1 files changed, 9 insertions(+), 9 deletions(-) diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c index d129422..0511436 100644 --- a/net/tipc/name_table.c +++ b/net/tipc/name_table.c @@ -284,18 +284,18 @@ static struct publication *tipc_nameseq_ /* Ensure there is space for new sub-sequence */ if (nseq->first_free == nseq->alloc) { - struct sub_seq *sseqs = nseq->sseqs; - nseq->sseqs = tipc_subseq_alloc(nseq->alloc * 2); - if (nseq->sseqs != NULL) { - memcpy(nseq->sseqs, sseqs, - nseq->alloc * sizeof (struct sub_seq)); - kfree(sseqs); - dbg("Allocated %u sseqs\n", nseq->alloc); - nseq->alloc *= 2; - } else { + struct sub_seq *sseqs = tipc_subseq_alloc(nseq->alloc * 2); + + if (!sseqs) { warn("Memory squeeze; failed to create sub-sequence\n"); return NULL; } + dbg("Allocated %u more sseqs\n", nseq->alloc); + memcpy(sseqs, nseq->sseqs, + nseq->alloc * sizeof(struct sub_seq)); + kfree(nseq->sseqs); + nseq->sseqs = sseqs; + nseq->alloc *= 2; } dbg("Have %u sseqs for type %u\n", nseq->alloc, type); -- 1.4.0 - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html