dwc2_process_non_isoc_desc() can potentially free the qtd, so null
out the qtd pointer if the call fails so we don't try to access it
later
Signed-off-by: Paul Zimmerman <pa...@synopsys.com>
---
drivers/staging/dwc2/hcd_ddma.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/dwc2/hcd_ddma.c b/drivers/staging/dwc2/hcd_ddma.c
index c7d4345..72e9788 100644
--- a/drivers/staging/dwc2/hcd_ddma.c
+++ b/drivers/staging/dwc2/hcd_ddma.c
@@ -1103,8 +1103,10 @@ static void dwc2_complete_non_isoc_xfer_ddma(struct
dwc2_hsotg *hsotg,
for (i = 0; i < qtd->n_desc; i++) {
if (dwc2_process_non_isoc_desc(hsotg, chan, chnum, qtd,
desc_num, halt_status,
- &xfer_done))
+ &xfer_done)) {
+ qtd = NULL;
break;
+ }
desc_num++;
}
}
--
1.8.5.rc3
_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
