On Mon, 2015-06-22 at 01:42 +0200, =?UTF-8?q?Horacio=20Mijail=20Ant=C3=B3n=20Quiles?= wrote: > An hexdump with a buf not aligned to the groupsize causes > non-naturally-aligned memory accesses. This was causing a kernel panic on > the processor BlackFin BF527, when such an unaligned buffer was fed by the > function ubifs_scanned_corruption in fs/ubifs/scan.c . [] > diff --git a/lib/hexdump.c b/lib/hexdump.c [] > @@ -123,6 +123,11 @@ int hex_dump_to_buffer(const void *buf, size_t len, int > rowsize, int groupsize, > groupsize = 1; > if ((len % groupsize) != 0) /* no mixed size output */ > groupsize = 1; > + > + /* fall back to 1-byte groups if buf is not aligned to groupsize*/
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