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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2022-07-11 22:14:48 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-08-25 12:09:31 +0300
commitc2c7a29f99788e9e5dfe41d16868ea33da7cc235 (patch)
tree19590c239c26d3e6a47813bf64244412081cf7c3
parent67a4874461422e633236a0286a01b483cd647113 (diff)
downloadlinux-c2c7a29f99788e9e5dfe41d16868ea33da7cc235.tar.xz
cxl: Fix a memory leak in an error handling path
[ Upstream commit 3a15b45b5454da862376b5d69a4967f5c6fa1368 ] 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>
-rw-r--r--drivers/misc/cxl/irq.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/misc/cxl/irq.c b/drivers/misc/cxl/irq.c
index dec60f58a767..99e2bd65825f 100644
--- a/drivers/misc/cxl/irq.c
+++ b/drivers/misc/cxl/irq.c
@@ -302,6 +302,7 @@ 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;
}