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[S390] cio: avoid memory leak on error in css_alloc_subchannel().
sch->lock has been allocated in cio_validate_subchannel(), it must be freed if cio_modify() fails. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -79,6 +79,7 @@ css_alloc_subchannel(struct subchannel_id schid)
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sch->schib.pmcw.intparm = (__u32)(unsigned long)sch;
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sch->schib.pmcw.intparm = (__u32)(unsigned long)sch;
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ret = cio_modify(sch);
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ret = cio_modify(sch);
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if (ret) {
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if (ret) {
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kfree(sch->lock);
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kfree(sch);
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kfree(sch);
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return ERR_PTR(ret);
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return ERR_PTR(ret);
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}
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}
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