lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 9 Nov 2017 13:52:41 -0800 From: Randy Dunlap <rdunlap@...radead.org> To: LKML <linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...ux-foundation.org>, Jason Baron <jbaron@...mai.com> Subject: [PATCH 1/2] dynamic_debug: fix optional/omitted ending line number to be LARGE instead of 0 From: Randy Dunlap <rdunlap@...radead.org> line-range is supposed to treat "1-" as "1-endoffile", so handle the special case by setting last_lineno to UINT_MAX. Fixes this error: dynamic_debug:ddebug_parse_query: last-line:0 < 1st-line:1 dynamic_debug:ddebug_exec_query: query parse failed Signed-off-by: Randy Dunlap <rdunlap@...radead.org> Cc: Jason Baron <jbaron@...mai.com> --- lib/dynamic_debug.c | 4 ++++ 1 file changed, 4 insertions(+) --- lnx-414-rc8.orig/lib/dynamic_debug.c +++ lnx-414-rc8/lib/dynamic_debug.c @@ -360,6 +360,10 @@ static int ddebug_parse_query(char *word if (parse_lineno(last, &query->last_lineno) < 0) return -EINVAL; + /* special case for last lineno not specified */ + if (query->last_lineno == 0) + query->last_lineno = UINT_MAX; + if (query->last_lineno < query->first_lineno) { pr_err("last-line:%d < 1st-line:%d\n", query->last_lineno,
Powered by blists - more mailing lists