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cxl: Fix a memory leak in an error handling path

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[ Upstream commit 3a15b45b54 ]

A bitmap_zalloc() must be balanced by a corresponding bitmap_free() in the
error handling path of afu_allocate_irqs().

Acked-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/ce5869418f5838187946eb6b11a52715a93ece3d.1657566849.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Christophe JAILLET 2022-07-11 21:14:48 +02:00 • committed by Justin Hammond
parent 7cc65f7fd8
commit 13d7231713
1 changed files with 1 additions and 0 deletions
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1
drivers/misc/cxl/irq.c
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@ -349,6 +349,7 @@ int afu_allocate_irqs(struct cxl_context *ctx, u32 count)
out:
cxl_ops->release_irq_ranges(&ctx->irqs, ctx->afu->adapter);
bitmap_free(ctx->irq_bitmap);
afu_irq_name_free(ctx);
return -ENOMEM;
}