Messages in this thread Patch in this message | | | From | Souptick Joarder <> | Subject | [PATCH] vme: Added NULL check for bridge | Date | Sun, 19 Jun 2022 12:36:45 +0530 |
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From: "Souptick Joarder (HPE)" <jrdr.linux@gmail.com>
Kernel test robot throws below warning -> drivers/staging/vme_user/vme.c:662:20: warning: dereference of NULL 'bridge' [CWE-476] [-Wanalyzer-null-dereference]
Added a NULL check.
Reported-by: Kernel test robot <lkp@intel.com> Signed-off-by: Souptick Joarder (HPE) <jrdr.linux@gmail.com> --- drivers/staging/vme_user/vme.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/vme_user/vme.c b/drivers/staging/vme_user/vme.c index b5555683a069..ede774f2fe5a 100644 --- a/drivers/staging/vme_user/vme.c +++ b/drivers/staging/vme_user/vme.c @@ -659,7 +659,7 @@ ssize_t vme_master_read(struct vme_resource *resource, void *buf, size_t count, struct vme_master_resource *image; size_t length; - if (!bridge->master_read) { + if (bridge && !bridge->master_read) { printk(KERN_WARNING "Reading from resource not supported\n"); return -EINVAL; } -- 2.25.1
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