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authorMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-05-10 07:19:23 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-05-10 07:19:23 -0400
commit71db1cd7ff4ea3b525ae7d9c97633ea281b7d981 (patch)
tree53ff3b8ecfc2869ec919e3423d69e07ddfaddd9a /crypto/api.c
parent7d95fb746c4eece67308f1642a666ea1ebdbd2cc (diff)
parent75bc37fefc4471e718ba8e651aa74673d4e0a9eb (diff)
Merge tag 'v4.17-rc4' into patchwork
Linux 4.17-rc4 * tag 'v4.17-rc4': (920 commits) Linux 4.17-rc4 KVM: x86: remove APIC Timer periodic/oneshot spikes genksyms: fix typo in parse.tab.{c,h} generation rules kbuild: replace hardcoded bison in cmd_bison_h with $(YACC) gcc-plugins: fix build condition of SANCOV plugin MAINTAINERS: Update Kbuild entry with a few paths Revert "usb: host: ehci: Use dma_pool_zalloc()" platform/x86: Kconfig: Fix dell-laptop dependency chain. platform/x86: asus-wireless: Fix NULL pointer dereference arm64: vgic-v2: Fix proxying of cpuif access KVM: arm/arm64: vgic_init: Cleanup reference to process_maintenance KVM: arm64: Fix order of vcpu_write_sys_reg() arguments MAINTAINERS & files: Canonize the e-mails I use at files media: imx-media-csi: Fix inconsistent IS_ERR and PTR_ERR tools: power/acpi, revert to LD = gcc bdi: Fix oops in wb_workfn() RDMA/cma: Do not query GID during QP state transition to RTR IB/mlx4: Fix integer overflow when calculating optimal MTT size IB/hfi1: Fix memory leak in exception path in get_irq_affinity() IB/{hfi1, rdmavt}: Fix memory leak in hfi1_alloc_devdata() upon failure ...
Diffstat (limited to 'crypto/api.c')
-rw-r--r--crypto/api.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/crypto/api.c b/crypto/api.c
index 1d5290c67108..0ee632bba064 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -204,9 +204,14 @@ static struct crypto_alg *crypto_alg_lookup(const char *name, u32 type,
down_read(&crypto_alg_sem);
alg = __crypto_alg_lookup(name, type | test, mask | test);
- if (!alg && test)
- alg = __crypto_alg_lookup(name, type, mask) ?
- ERR_PTR(-ELIBBAD) : NULL;
+ if (!alg && test) {
+ alg = __crypto_alg_lookup(name, type, mask);
+ if (alg && !crypto_is_larval(alg)) {
+ /* Test failed */
+ crypto_mod_put(alg);
+ alg = ERR_PTR(-ELIBBAD);
+ }
+ }
up_read(&crypto_alg_sem);
return alg;