[PATCH] crypto: atmel: Free memory in error path
From: Christophe Jaillet <hidden>
Date: 2015-01-20 07:16:56
Also in:
kernel-janitors, lkml
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
If only one of the 2 __get_free_pages fails, then there is a memory leak. Signed-off-by: Christophe Jaillet <redacted> --- drivers/crypto/atmel-aes.c | 2 +- drivers/crypto/atmel-tdes.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
index 53d1c33..6597aac 100644
--- a/drivers/crypto/atmel-aes.c
+++ b/drivers/crypto/atmel-aes.c@@ -673,9 +673,9 @@ err_map_out: dma_unmap_single(dd->dev, dd->dma_addr_in, dd->buflen, DMA_TO_DEVICE); err_map_in: +err_alloc: free_page((unsigned long)dd->buf_out); free_page((unsigned long)dd->buf_in); -err_alloc: if (err) pr_err("error: %d\n", err); return err;
diff --git a/drivers/crypto/atmel-tdes.c b/drivers/crypto/atmel-tdes.c
index 5e7c896..258772d 100644
--- a/drivers/crypto/atmel-tdes.c
+++ b/drivers/crypto/atmel-tdes.c@@ -376,9 +376,9 @@ err_map_out: dma_unmap_single(dd->dev, dd->dma_addr_in, dd->buflen, DMA_TO_DEVICE); err_map_in: +err_alloc: free_page((unsigned long)dd->buf_out); free_page((unsigned long)dd->buf_in); -err_alloc: if (err) pr_err("error: %d\n", err); return err;
--
2.1.0