From: Randy Dunlap Date: Thu, 29 Nov 2007 00:21:46 +0000 (-0800) Subject: hexdump: don't print bytes with bit 7 set X-Git-Tag: MMI-PSA29.97-13-9~38208 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d0eec99ce50baa5cc2ac02363cdb2a771ed4e1e2;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git hexdump: don't print bytes with bit 7 set As Herbert Xu pointed out, bytes (chars) with bit 7 (0x80) set are true with isprint() but they may not be isascii() but be Unicode instead, so don't try to print them in hex dumps. Signed-off-by: Randy Dunlap Cc: Herbert Xu Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/lib/hexdump.c b/lib/hexdump.c index bd5edaeaa80b..343546550dc9 100644 --- a/lib/hexdump.c +++ b/lib/hexdump.c @@ -106,7 +106,8 @@ void hex_dump_to_buffer(const void *buf, size_t len, int rowsize, while (lx < (linebuflen - 1) && lx < (ascii_column - 1)) linebuf[lx++] = ' '; for (j = 0; (j < rowsize) && (j < len) && (lx + 2) < linebuflen; j++) - linebuf[lx++] = isprint(ptr[j]) ? ptr[j] : '.'; + linebuf[lx++] = (isascii(ptr[j]) && isprint(ptr[j])) ? ptr[j] + : '.'; nil: linebuf[lx++] = '\0'; }