Gleb Smirnoff wrote:
glebius 2005-12-28 13:21:05 UTC
FreeBSD src repository
Modified files:
sys/dev/dc if_dc.c
Log:
Check for IFF_DRV_RUNNING in the interrupt loop.
Reported & tested by: Martin P. Hansen <mph lima.dyndns.dk>
Revision Changes Path
1.177 +3 -2 src/sys/dev/dc/if_dc.c
Index: src/sys/dev/dc/if_dc.c
diff -u src/sys/dev/dc/if_dc.c:1.176 src/sys/dev/dc/if_dc.c:1.177
--- src/sys/dev/dc/if_dc.c:1.176 Mon Dec 5 12:32:20 2005
+++ src/sys/dev/dc/if_dc.c Wed Dec 28 13:21:05 2005
@@ -3138,8 +3138,9 @@
/* Disable interrupts. */
CSR_WRITE_4(sc, DC_IMR, 0x00000000);
- while (((status = CSR_READ_4(sc, DC_ISR)) & DC_INTRS)
- && status != 0xFFFFFFFF) {
+ while (((status = CSR_READ_4(sc, DC_ISR)) & DC_INTRS) &&
+ status != 0xFFFFFFFF &&
+ ifp->if_drv_flags & IFF_DRV_RUNNING) {
CSR_WRITE_4(sc, DC_ISR, status);
Need parens around the if_drv_flags check. This code is broken without it.
--
Nate
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