/// The various basic memory allocation functions don't return ERR_PTR /// // Confidence: High // Copyright: (C) 2010-2012 Nicolas Palix. GPLv2. // Copyright: (C) 2010-2012 Julia Lawall, INRIA/LIP6. GPLv2. // Copyright: (C) 2010-2012 Gilles Muller, INRIA/LiP6. GPLv2. // URL: http://coccinelle.lip6.fr/ // Comments: // Options: --no-includes --include-headers virtual patch virtual context virtual org virtual report @depends on patch@ expression x,E; @@ x = \(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\|kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...) ... when != x = E - IS_ERR(x) + !x @r depends on !patch exists@ expression x,E; position p1,p2; @@ *x = \(kmalloc@p1\|kzalloc@p1\|kcalloc@p1\|kmem_cache_alloc@p1\|kmem_cache_zalloc@p1\|kmem_cache_alloc_node@p1\|kmalloc_node@p1\|kzalloc_node@p1\)(...) ... when != x = E * IS_ERR@p2(x) @script:python depends on org@ p1 << r.p1; p2 << r.p2; @@ cocci.print_main("alloc call",p1) cocci.print_secs("IS_ERR that should be NULL tests",p2) @script:python depends on report@ p1 << r.p1; p2 << r.p2; @@ msg = "ERROR: allocation function on line %s returns NULL not ERR_PTR on failure" % (p1[0].line) coccilib.report.print_report(p2[0], msg) >nds-private-remove net-next plumbingsTobias Klauser
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authorJens Axboe <axboe@fb.com>2017-01-27 11:56:06 -0700
committerJens Axboe <axboe@fb.com>2017-01-27 11:56:06 -0700
commitc14024dbb156c8392908aaa822097d27c6af8ec8 (patch)
tree02f6ffa664b16bd76750c05f62708a518de2acdc /net/sched/cls_rsvp.c
parent08965c2eba135bdfb6e86cf25308e01421c7e0ce (diff)
parent3b4f18843e511193e7eb616710e838f5852e661d (diff)
Merge branch 'stable/for-jens-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen into for-linus
Konrad writes: Please pull in your 'for-linus' branch two little fixes for Xen block front: One fix is for handling the XEN_PAGE_SIZE != PAGE_SIZE (4KB vs 64KB on ARM for example) mishandling while the other is fixing the accounting for the configuration changes.
Diffstat (limited to 'net/sched/cls_rsvp.c')