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authorHaren Myneni <haren@linux.ibm.com>2020-04-17 02:02:43 -0700
committerMichael Ellerman <mpe@ellerman.id.au>2020-04-20 16:53:14 +1000
commit7673d6568b141f34b4b59232f8de8d484408d2ee (patch)
tree5232eb72835862bb8d62351743e899b2f61a55ab /drivers/crypto/nx
parentpowerpc/vas: Add VAS user space API (diff)
downloadlinux-dev-7673d6568b141f34b4b59232f8de8d484408d2ee.tar.xz
linux-dev-7673d6568b141f34b4b59232f8de8d484408d2ee.zip
crypto/nx: Initialize coproc entry with kzalloc
coproc entry is initialized during NX probe on power9, but not on P8. nx842_delete_coprocs() is used for both and frees receive window if it is allocated. Getting crash for rmmod on P8 since coproc->vas.rxwin is not initialized. This patch replaces kmalloc with kzalloc in nx842_powernv_probe() Signed-off-by: Haren Myneni <haren@linux.ibm.com> Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/1587114163.2275.1110.camel@hbabu-laptop
Diffstat (limited to 'drivers/crypto/nx')
-rw-r--r--drivers/crypto/nx/nx-842-powernv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/nx/nx-842-powernv.c b/drivers/crypto/nx/nx-842-powernv.c
index c037a2403b82..8e63326f0866 100644
--- a/drivers/crypto/nx/nx-842-powernv.c
+++ b/drivers/crypto/nx/nx-842-powernv.c
@@ -922,7 +922,7 @@ static int __init nx842_powernv_probe(struct device_node *dn)
return -EINVAL;
}
- coproc = kmalloc(sizeof(*coproc), GFP_KERNEL);
+ coproc = kzalloc(sizeof(*coproc), GFP_KERNEL);
if (!coproc)
return -ENOMEM;