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authorIngo Molnar <mingo@kernel.org>2015-07-31 10:23:35 +0200
committerIngo Molnar <mingo@kernel.org>2015-07-31 10:23:35 +0200
commit5b929bd11df23922daf1be5d52731cc3900c1d79 (patch)
tree105fa5987b03c9f4e0260a9eb04dff7bb3d16839 /drivers/misc/cxl/api.c
parentb2c51106c7581866c37ffc77c5d739f3d4b7cbc9 (diff)
parent37868fe113ff2ba814b3b4eb12df214df555f8dc (diff)
Merge branch 'x86/urgent' into x86/asm, before applying dependent patches
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/misc/cxl/api.c')
-rw-r--r--drivers/misc/cxl/api.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/misc/cxl/api.c b/drivers/misc/cxl/api.c
index 0c77240ae2fc..729e0851167d 100644
--- a/drivers/misc/cxl/api.c
+++ b/drivers/misc/cxl/api.c
@@ -23,6 +23,7 @@ struct cxl_context *cxl_dev_context_init(struct pci_dev *dev)
afu = cxl_pci_to_afu(dev);
+ get_device(&afu->dev);
ctx = cxl_context_alloc();
if (IS_ERR(ctx))
return ctx;
@@ -31,6 +32,7 @@ struct cxl_context *cxl_dev_context_init(struct pci_dev *dev)
rc = cxl_context_init(ctx, afu, false, NULL);
if (rc) {
kfree(ctx);
+ put_device(&afu->dev);
return ERR_PTR(-ENOMEM);
}
cxl_assign_psn_space(ctx);
@@ -60,6 +62,8 @@ int cxl_release_context(struct cxl_context *ctx)
if (ctx->status != CLOSED)
return -EBUSY;
+ put_device(&ctx->afu->dev);
+
cxl_context_free(ctx);
return 0;
@@ -159,7 +163,6 @@ int cxl_start_context(struct cxl_context *ctx, u64 wed,
}
ctx->status = STARTED;
- get_device(&ctx->afu->dev);
out:
mutex_unlock(&ctx->status_mutex);
return rc;
@@ -175,12 +178,7 @@ EXPORT_SYMBOL_GPL(cxl_process_element);
/* Stop a context. Returns 0 on success, otherwise -Errno */
int cxl_stop_context(struct cxl_context *ctx)
{
- int rc;
-
- rc = __detach_context(ctx);
- if (!rc)
- put_device(&ctx->afu->dev);
- return rc;
+ return __detach_context(ctx);
}
EXPORT_SYMBOL_GPL(cxl_stop_context);