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 linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 4 Oct 2012 09:36:14 -0300 From: Ezequiel Garcia <elezegarcia@...il.com> To: <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org> Cc: Tim Bird <tim.bird@...sony.com>, Ezequiel Garcia <elezegarcia@...il.com>, Sam Ravnborg <sam@...nborg.org>, Andrew Morton <akpm@...ux-foundation.org> Subject: [PATCH] lib: Use kmalloc_track_caller to get accurate traces for kvasprintf Previously kvasprintf allocation was being done through kmalloc, thus producing an unaccurate trace report. This is a common problem: in order to get accurate callsite tracing, a lib/utils function shouldn't allocate kmalloc but instead use kmalloc_track_caller. Cc: Sam Ravnborg <sam@...nborg.org> Cc: Andrew Morton <akpm@...ux-foundation.org> Signed-off-by: Ezequiel Garcia <elezegarcia@...il.com> --- lib/kasprintf.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/lib/kasprintf.c b/lib/kasprintf.c index ae0de80..32f1215 100644 --- a/lib/kasprintf.c +++ b/lib/kasprintf.c @@ -21,7 +21,7 @@ char *kvasprintf(gfp_t gfp, const char *fmt, va_list ap) len = vsnprintf(NULL, 0, fmt, aq); va_end(aq); - p = kmalloc(len+1, gfp); + p = kmalloc_track_caller(len+1, gfp); if (!p) return NULL; -- 1.7.8.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists