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[06/21] qedf: Sanity check FCoE/FIP priority value to make sure it's between 0 and 7.

Message ID 20180425130905.6385-7-chad.dupuis@cavium.com (mailing list archive)
State Accepted
Headers show

Commit Message

Dupuis, Chad April 25, 2018, 1:08 p.m. UTC 
Signed-off-by: Chad Dupuis <chad.dupuis@cavium.com>
---
 drivers/scsi/qedf/qedf_main.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c
index 8dcacc5b5f60..1a58f4a9cdf9 100644
--- a/drivers/scsi/qedf/qedf_main.c
+++ b/drivers/scsi/qedf/qedf_main.c
@@ -3405,6 +3405,13 @@  static int __init qedf_init(void)
 	if (qedf_debug == QEDF_LOG_DEFAULT)
 		qedf_debug = QEDF_DEFAULT_LOG_MASK;
 
+	/* Check that default prio for FIP/FCoE traffic is between 0..7 */
+	if (qedf_default_prio > 7) {
+		qedf_default_prio = QEDF_DEFAULT_PRIO;
+		QEDF_ERR(NULL, "FCoE/FIP priority out of range, resetting to %d.\n",
+		    QEDF_DEFAULT_PRIO);
+	}
+
 	/* Print driver banner */
 	QEDF_INFO(NULL, QEDF_LOG_INFO, "%s v%s.\n", QEDF_DESCR,
 		   QEDF_VERSION);