pc-bios/s390-ccw/net: fix a possible memory leak in get_uuid()
There is a possible memory leak in get_uuid(). Should free allocated mem before return NULL. Signed-off-by: Yifan Luo <luoyifan@cmss.chinamobile.com> Message-Id: <02cf01d55267$86cf2850$946d78f0$@cmss.chinamobile.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
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@ -269,6 +269,7 @@ static const char *get_uuid(void)
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: "d" (r0), "d" (r1), [addr] "a" (buf)
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: "cc", "memory");
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if (cc) {
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free(mem);
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return NULL;
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}
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