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authorDan Carpenter <dan.carpenter@oracle.com>2021-10-11 18:18:01 +0300
committerKalle Valo <kvalo@codeaurora.org>2021-10-13 08:48:14 +0300
commit57671351379b2051cfb07fc14e0bead9916a0880 (patch)
tree8254641d1f96779078ec0e96f7c8b45128805305
parent8cd5c0847160aa9482d7f93ed63c4d72bad70cdf (diff)
downloadlinux-57671351379b2051cfb07fc14e0bead9916a0880.tar.gz
ath9k: fix an IS_ERR() vs NULL check
The devm_kmemdup() function doesn't return error pointers, it returns
NULL on error.

Fixes: eb3a97a69be8 ("ath9k: fetch calibration data via nvmem subsystem")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20211011123533.GA15188@kili
-rw-r--r--drivers/net/wireless/ath/ath9k/init.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 0344d6f27275..4f00400c7ffb 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -610,8 +610,8 @@ static int ath9k_nvmem_request_eeprom(struct ath_softc *sc)
 	/* devres manages the calibration values release on shutdown */
 	ah->nvmem_blob = (u16 *)devm_kmemdup(sc->dev, buf, len, GFP_KERNEL);
 	kfree(buf);
-	if (IS_ERR(ah->nvmem_blob))
-		return PTR_ERR(ah->nvmem_blob);
+	if (!ah->nvmem_blob)
+		return -ENOMEM;
 
 	ah->nvmem_blob_len = len;
 	ah->ah_flags &= ~AH_USE_EEPROM;