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avoid null ptr deref

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Noticed by:	Coverity Prevent analysis tool
Reviewed by:	scottl
This commit is contained in:
Sam Leffler 2005-02-25 21:57:46 +00:00
parent fa6fc5b819
commit 72046dcea3
1 changed files with 4 additions and 3 deletions
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7
sys/dev/sym/sym_hipd.c
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@ -700,10 +700,11 @@ out_err:
bus_dmamap_unload(mp->dmat, vbp->dmamap);
if (vaddr)
bus_dmamem_free(mp->dmat, vaddr, vbp->dmamap);
if (vbp->dmamap)
bus_dmamap_destroy(mp->dmat, vbp->dmamap);
if (vbp)
if (vbp) {
if (vbp->dmamap)
bus_dmamap_destroy(mp->dmat, vbp->dmamap);
__sym_mfree(&mp0, vbp, sizeof(*vbp), "VTOB");
}
return 0;
}