[dpdk-dev] [PATCH 4/4] net/szedata2: fix format string for pci address

Matej Vido vido at cesnet.cz
Wed Apr 4 15:42:21 CEST 2018


For fscanf() function SCN macros should be used but PRI macros were
wrongly used.
Also use correct sizes of variables for read values.

Fixes: 83556fd2c0fc ("szedata2: change to physical device type")
Cc: stable at dpdk.org

Signed-off-by: Matej Vido <vido at cesnet.cz>
---
 drivers/net/szedata2/rte_eth_szedata2.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/szedata2/rte_eth_szedata2.c b/drivers/net/szedata2/rte_eth_szedata2.c
index 8278780..04dc8bf 100644
--- a/drivers/net/szedata2/rte_eth_szedata2.c
+++ b/drivers/net/szedata2/rte_eth_szedata2.c
@@ -1488,9 +1488,9 @@ struct szedata2_tx_queue {
 	FILE *fd;
 	char pcislot_path[PATH_MAX];
 	uint32_t domain;
-	uint32_t bus;
-	uint32_t devid;
-	uint32_t function;
+	uint8_t bus;
+	uint8_t devid;
+	uint8_t function;
 
 	dir = opendir("/sys/class/combo");
 	if (dir == NULL)
@@ -1515,7 +1515,7 @@ struct szedata2_tx_queue {
 		if (fd == NULL)
 			continue;
 
-		ret = fscanf(fd, "%4" PRIx16 ":%2" PRIx8 ":%2" PRIx8 ".%" PRIx8,
+		ret = fscanf(fd, "%8" SCNx32 ":%2" SCNx8 ":%2" SCNx8 ".%" SCNx8,
 				&domain, &bus, &devid, &function);
 		fclose(fd);
 		if (ret != 4)
-- 
1.8.3.1



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