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| author | Stanislav Pinchuk <Stanislav.Pinchuk@kaspersky.com> | 2021-01-20 21:52:23 +0300 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2021-01-31 00:25:42 +0300 |
| commit | a00e0f7ae5a3058dc8dd520d1d449d4c8806e5f8 (patch) | |
| tree | 1f44f89f508c34a5fec8936b8f349978da28e6bf /include/dm/read.h | |
| parent | 43db07507abdb54b6575345300c171b0486e46be (diff) | |
| download | u-boot-a00e0f7ae5a3058dc8dd520d1d449d4c8806e5f8.tar.xz | |
do not pass NULL pointer to libfdt
Re-send because of line-wraps.
Without this patch, u-boot just hangs if the fdt pointer is
not initialized. The diagnostic subsystems are not yet initialized,
so all you get is a blind hang.
Signed-off-by: Stanislav.Pinchuk@kaspersky.com
Diffstat (limited to 'include/dm/read.h')
| -rw-r--r-- | include/dm/read.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/dm/read.h b/include/dm/read.h index f6f8b875d1..03ba98232a 100644 --- a/include/dm/read.h +++ b/include/dm/read.h @@ -1006,7 +1006,7 @@ static inline u64 dev_translate_dma_address(const struct udevice *dev, static inline int dev_read_alias_highest_id(const char *stem) { - if (!CONFIG_IS_ENABLED(OF_LIBFDT)) + if (!CONFIG_IS_ENABLED(OF_LIBFDT) || !gd->fdt_blob) return -1; return fdtdec_get_alias_highest_id(gd->fdt_blob, stem); } |