Author: arybchik
Date: Thu Jan 29 19:04:42 2015
New Revision: 277892
URL: https://svnweb.freebsd.org/changeset/base/277892
Log:
sfxge: Pass correct address to free allocated memory in the case of load error
Most likely is was just memory leak on the error handling path since
typically efsys_mem_t is filled in by zeros on allocation.
Sponsored by: Solarflare Communications, Inc.
Approved by: gnn (mentor)
Modified:
head/sys/dev/sfxge/sfxge_dma.c
Modified: head/sys/dev/sfxge/sfxge_dma.c
==============================================================================
--- head/sys/dev/sfxge/sfxge_dma.c Thu Jan 29 19:03:33 2015
(r277891)
+++ head/sys/dev/sfxge/sfxge_dma.c Thu Jan 29 19:04:42 2015
(r277892)
@@ -157,7 +157,7 @@ sfxge_dma_alloc(struct sfxge_softc *sc,
if (bus_dmamap_load(esmp->esm_tag, esmp->esm_map, vaddr, len,
sfxge_dma_cb, &esmp->esm_addr, 0) != 0) {
device_printf(sc->dev, "Couldn't load DMA mapping\n");
- bus_dmamem_free(esmp->esm_tag, esmp->esm_base, esmp->esm_map);
+ bus_dmamem_free(esmp->esm_tag, vaddr, esmp->esm_map);
bus_dma_tag_destroy(esmp->esm_tag);
return (ENOMEM);
}
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