The image address passed to secure_boot_verify_image() may not be
cacheline aligned, round the address down to the nearest cacheline.
Signed-off-by: Andrew F. Davis <a...@ti.com>
---
arch/arm/mach-omap2/sec-common.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-omap2/sec-common.c b/arch/arm/mach-omap2/sec-common.c
index 030b36f332..2d54a3165e 100644
--- a/arch/arm/mach-omap2/sec-common.c
+++ b/arch/arm/mach-omap2/sec-common.c
@@ -112,8 +112,8 @@ int secure_boot_verify_image(void **image, size_t *size)
/* Perform cache writeback on input buffer */
flush_dcache_range(
- (u32)*image,
- (u32)*image + roundup(*size, ARCH_DMA_MINALIGN));
+ rounddown((u32)*image, ARCH_DMA_MINALIGN),
+ roundup((u32)*image + *size, ARCH_DMA_MINALIGN));
cert_addr = (uint32_t)*image;
sig_addr = find_sig_start((char *)*image, *size);
@@ -151,8 +151,8 @@ int secure_boot_verify_image(void **image, size_t *size)
/* Perform cache writeback on output buffer */
flush_dcache_range(
- (u32)*image,
- (u32)*image + roundup(*size, ARCH_DMA_MINALIGN));
+ rounddown((u32)*image, ARCH_DMA_MINALIGN),
+ roundup((u32)*image + *size, ARCH_DMA_MINALIGN));
auth_exit:
if (result != 0) {
--
2.13.0
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