Date: Sun, 7 Jan 2018 13:41:06 +0000 (UTC) From: Kristof Provost <kp@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r327677 - head/sys/contrib/vchiq/interface/compat Message-ID: <201801071341.w07Df62R070845@repo.freebsd.org>
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Author: kp Date: Sun Jan 7 13:41:06 2018 New Revision: 327677 URL: https://svnweb.freebsd.org/changeset/base/327677 Log: vchiq: Use mallocarray() to provide kcalloc() This means we now also provide integer overflow protection, like the Linux kcalloc(). Modified: head/sys/contrib/vchiq/interface/compat/vchi_bsd.h Modified: head/sys/contrib/vchiq/interface/compat/vchi_bsd.h ============================================================================== --- head/sys/contrib/vchiq/interface/compat/vchi_bsd.h Sun Jan 7 13:39:12 2018 (r327676) +++ head/sys/contrib/vchiq/interface/compat/vchi_bsd.h Sun Jan 7 13:41:06 2018 (r327677) @@ -329,7 +329,8 @@ device_rlprintf(int pps, device_t dev, const char *fmt MALLOC_DECLARE(M_VCHI); #define kmalloc(size, flags) malloc((size), M_VCHI, M_NOWAIT | M_ZERO) -#define kcalloc(n, size, flags) malloc((n) * (size), M_VCHI, M_NOWAIT | M_ZERO) +#define kcalloc(n, size, flags) mallocarray((n), (size), M_VCHI, \ + M_NOWAIT | M_ZERO) #define kzalloc(a, b) kcalloc(1, (a), (b)) #define kfree(p) free(p, M_VCHI)
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