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: Tue, 12 Jun 2007 10:31:01 +0530 From: vignesh babu <vignesh.babu@...ro.com> To: akpm <akpm@...ux-foundation.org>, jgarzik@...ox.com Cc: netdev@...r.kernel.org, Kernel Janitors List <kernel-janitors@...ts.osdl.org> Subject: [PATCH]is_power_of_2-myri10ge/myri10ge.c Replacing (n & (n-1)) in the context of power of 2 checks with is_power_of_2 Signed-off-by: vignesh babu <vignesh.babu@...ro.com> --- diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index b53b7ad..89da958 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -60,6 +60,7 @@ #include <linux/crc32.h> #include <linux/moduleparam.h> #include <linux/io.h> +#include <linux/log2.h> #include <net/checksum.h> #include <asm/byteorder.h> #include <asm/io.h> @@ -1797,7 +1798,7 @@ static int myri10ge_open(struct net_device *dev) */ big_pow2 = dev->mtu + ETH_HLEN + VLAN_HLEN + MXGEFW_PAD; if (big_pow2 < MYRI10GE_ALLOC_SIZE / 2) { - while ((big_pow2 & (big_pow2 - 1)) != 0) + while (!is_power_of_2(big_pow2)) big_pow2++; mgp->big_bytes = dev->mtu + ETH_HLEN + VLAN_HLEN + MXGEFW_PAD; } else { -- Vignesh Babu BM _____________________________________________________________ "Why is it that every time I'm with you, makes me believe in magic?" - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists