NFC: fdp: Detect errors from fdp_nci_create_conn()

drivers/nfc/fdp/fdp.c: In function ‘fdp_nci_patch_otp’: drivers/nfc/fdp/fdp.c:373: warning: comparison is always false due to limited range of data type drivers/nfc/fdp/fdp.c: In function ‘fdp_nci_patch_ram’: drivers/nfc/fdp/fdp.c:444: warning: comparison is always false due to limited range of data type fdp_nci_create_conn() may return a negative error code, which is silently ignored by assigning it to a u8. Change conn_id from u8 to int to fix this. Fixes: a06347c ("NFC: Add Intel Fields Peak NFC solution driver") Signed-off-by: Geert Uytterhoeven <[email protected]> Signed-off-by: Samuel Ortiz <[email protected]>
leemgs · Jul 4, 2016 · fa1ce54 · fa1ce54
1 parent 6d2f70c
commit fa1ce54
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/drivers/nfc/fdp/fdp.c b/drivers/nfc/fdp/fdp.c
@@ -353,7 +353,7 @@ static int fdp_nci_patch_otp(struct nci_dev *ndev)
 {
 	struct fdp_nci_info *info = nci_get_drvdata(ndev);
 	struct device *dev = &info->phy->i2c_dev->dev;
-	u8 conn_id;
+	int conn_id;
 	int r = 0;
 
 	if (info->otp_version >= info->otp_patch_version)
@@ -424,7 +424,7 @@ static int fdp_nci_patch_ram(struct nci_dev *ndev)
 {
 	struct fdp_nci_info *info = nci_get_drvdata(ndev);
 	struct device *dev = &info->phy->i2c_dev->dev;
-	u8 conn_id;
+	int conn_id;
 	int r = 0;
 
 	if (info->ram_version >= info->ram_patch_version)