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habanalabs: Fix memleak in hl_device_reset

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[ Upstream commit b000700d6db50c933ce8b661154e26cf4ad06dba ]

When kzalloc() fails, we should execute hl_mmu_fini()
to release the MMU module. It's the same when
hl_ctx_init() fails.

Signed-off-by: Dinghao Liu <[email protected]>
Reviewed-by: Oded Gabbay <[email protected]>
Signed-off-by: Oded Gabbay <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
This commit is contained in:
Dinghao Liu 2020-12-26 15:27:14 +08:00 • committed by Greg Kroah-Hartman
commit 1229d43396
1 changed files with 2 additions and 0 deletions
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2
drivers/misc/habanalabs/device.c
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@ -959,6 +959,7 @@ again:
GFP_KERNEL);
if (!hdev->kernel_ctx) {
rc = -ENOMEM;
hl_mmu_fini(hdev);
goto out_err;
}
@ -970,6 +971,7 @@ again:
"failed to init kernel ctx in hard reset\n");
kfree(hdev->kernel_ctx);
hdev->kernel_ctx = NULL;
hl_mmu_fini(hdev);
goto out_err;
}
}