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-rw-r--r--usr.sbin/pciconf/cap.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/usr.sbin/pciconf/cap.c b/usr.sbin/pciconf/cap.c
index 9e6a671..605add8 100644
--- a/usr.sbin/pciconf/cap.c
+++ b/usr.sbin/pciconf/cap.c
@@ -460,6 +460,7 @@ cap_pciaf(int fd, struct pci_conf *p, uint8_t ptr)
void
list_caps(int fd, struct pci_conf *p)
{
+ int express;
uint16_t sta;
uint8_t ptr, cap;
@@ -481,6 +482,7 @@ list_caps(int fd, struct pci_conf *p)
}
/* Walk the capability list. */
+ express = 0;
ptr = read_config(fd, &p->pc_sel, ptr, 1);
while (ptr != 0 && ptr != 0xff) {
cap = read_config(fd, &p->pc_sel, ptr + PCICAP_ID, 1);
@@ -514,6 +516,7 @@ list_caps(int fd, struct pci_conf *p)
cap_subvendor(fd, p, ptr);
break;
case PCIY_EXPRESS:
+ express = 1;
cap_express(fd, p, ptr);
break;
case PCIY_MSIX:
@@ -533,7 +536,8 @@ list_caps(int fd, struct pci_conf *p)
ptr = read_config(fd, &p->pc_sel, ptr + PCICAP_NEXTPTR, 1);
}
- list_ecaps(fd, p);
+ if (express)
+ list_ecaps(fd, p);
}
/* From <sys/systm.h>. */
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