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bootstrap: tar: fix pointer-alignment tar parsing issue

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This commit is contained in:
max 🍓
2026-03-15 09:47:58 +00:00
parent d03c750e4a
commit 5dd99bb0a6
1 changed files with 8 additions and 4 deletions
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12
sys/bootstrap/tar.c
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@@ -74,8 +74,10 @@ int tar_open(struct tar *tar, const char *path, struct tar_file *out)
}
s += header.size;
s += ((sizeof *bin_header)
- ((uintptr_t)s % (sizeof *bin_header)));
if ((uintptr_t)s % (sizeof *bin_header)) {
s += ((sizeof *bin_header)
- ((uintptr_t)s % (sizeof *bin_header)));
}
bin_header = (struct tar_bin_header *)s;
}
@@ -382,8 +384,10 @@ static enum fs_status build_dentry_tree(
}
s += header.size;
s += ((sizeof *bin_header)
- ((uintptr_t)s % (sizeof *bin_header)));
if ((uintptr_t)s % (sizeof *bin_header)) {
s += ((sizeof *bin_header)
- ((uintptr_t)s % (sizeof *bin_header)));
}
bin_header = (struct tar_bin_header *)s;
}