diff options
| author | Jean-Jacques Hiblot <jjhiblot@ti.com> | 2019-10-22 10:05:22 +0200 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2019-10-27 13:01:53 -0600 |
| commit | d60ae4c59df55c08dc96202ff58fed21ab3afb7d (patch) | |
| tree | 1d22f0e91bf9091b7da037584cf12fa37f7b0ed4 /common/fdt_support.c | |
| parent | 97b5f9d1a0dcae66cf7fe5e892f6dc56d14b0c21 (diff) | |
fdt: Fix alignment issue when reading 64-bits properties from fdt
The FDT specification [0] gives a requirement of aligning properties on
32-bits. Make sure that the compiler is aware of this constraint when
accessing 64-bits properties.
[0]: https://github.com/devicetree-org/devicetree-specification/blob/master/source/flattened-format.rst
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'common/fdt_support.c')
| -rw-r--r-- | common/fdt_support.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/common/fdt_support.c b/common/fdt_support.c index baf7924ff6..6834399039 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -1566,7 +1566,7 @@ static int fdt_read_prop(const fdt32_t *prop, int prop_len, int cell_off, uint64_t *val, int cells) { const fdt32_t *prop32 = &prop[cell_off]; - const fdt64_t *prop64 = (const fdt64_t *)&prop[cell_off]; + const unaligned_fdt64_t *prop64 = (const fdt64_t *)&prop[cell_off]; if ((cell_off + cells) > prop_len) return -FDT_ERR_NOSPACE; |