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authorHarald Freudenberger <freude@linux.ibm.com>2024-04-25 16:22:51 +0200
committerAlexander Gordeev <agordeev@linux.ibm.com>2024-05-01 11:52:54 +0200
commitda5658320bc962634c36ece6052c5a543493e3cf (patch)
treec9c8f01d19054058b7567b9def5adb35815519ba /drivers/s390/crypto/zcrypt_ccamisc.c
parents390/zcrypt: Handle ep11 cprb return code (diff)
downloadlinux-da5658320bc962634c36ece6052c5a543493e3cf.tar.xz
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s390/zcrypt: Use EBUSY to indicate temp unavailability
Use -EBUSY instead of -EAGAIN in zcrypt_ccamisc.c in cases where the CCA card returns 8/2290 to indicate a temporarily unavailability of this function. Fixes: ed6776c96c60 ("s390/crypto: remove retry loop with sleep from PAES pkey invocation") Signed-off-by: Harald Freudenberger <freude@linux.ibm.com> Reviewed-by: Ingo Franzki <ifranzki@linux.ibm.com> Reviewed-by: Holger Dengler <dengler@linux.ibm.com> Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Diffstat (limited to '')
-rw-r--r--drivers/s390/crypto/zcrypt_ccamisc.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/s390/crypto/zcrypt_ccamisc.c b/drivers/s390/crypto/zcrypt_ccamisc.c
index 0a3a678ffc7e..6087547328ce 100644
--- a/drivers/s390/crypto/zcrypt_ccamisc.c
+++ b/drivers/s390/crypto/zcrypt_ccamisc.c
@@ -658,7 +658,7 @@ int cca_sec2protkey(u16 cardnr, u16 domain,
(int)prepcblk->ccp_rtcode,
(int)prepcblk->ccp_rscode);
if (prepcblk->ccp_rtcode == 8 && prepcblk->ccp_rscode == 2290)
- rc = -EAGAIN;
+ rc = -EBUSY;
else
rc = -EIO;
goto out;
@@ -1263,7 +1263,7 @@ int cca_cipher2protkey(u16 cardnr, u16 domain, const u8 *ckey,
(int)prepcblk->ccp_rtcode,
(int)prepcblk->ccp_rscode);
if (prepcblk->ccp_rtcode == 8 && prepcblk->ccp_rscode == 2290)
- rc = -EAGAIN;
+ rc = -EBUSY;
else
rc = -EIO;
goto out;
@@ -1426,7 +1426,7 @@ int cca_ecc2protkey(u16 cardnr, u16 domain, const u8 *key,
(int)prepcblk->ccp_rtcode,
(int)prepcblk->ccp_rscode);
if (prepcblk->ccp_rtcode == 8 && prepcblk->ccp_rscode == 2290)
- rc = -EAGAIN;
+ rc = -EBUSY;
else
rc = -EIO;
goto out;