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Date: Sun, 5 Aug 2007 17:49:23 +0400 From: Alexey Dobriyan <adobriyan@...il.com> To: akpm@...l.org Cc: gregkh@...e.de, linux-kernel@...r.kernel.org Subject: [PATCH] Off-by-one in /sys/module/*/refcnt Hell knows when this changed, but sysfs is lying about modules refcounts now. $ cat /sys/module/it87/refcnt 4294967295 $ lsmod | grep ^it87 it87 15756 0 Signed-off-by: Alexey Dobriyan <adobriyan@...il.com> --- kernel/module.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/kernel/module.c +++ b/kernel/module.c @@ -785,7 +785,7 @@ static ssize_t show_refcnt(struct module_attribute *mattr, struct module *mod, char *buffer) { /* sysfs holds a reference */ - return sprintf(buffer, "%u\n", module_refcount(mod)-1); + return sprintf(buffer, "%u\n", module_refcount(mod)); } static struct module_attribute refcnt = { - 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/
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