Re: [patch - Nicholas's tree] netconsole: Missing unlock on error path
On Sat, Oct 03, 2015 at 10:05:24PM +0300, Dan Carpenter wrote: > We added new locking to this function but we missed one error path which > needs an unlock. > > Fixes: cdacad4993f4 ('netconsole: use per-attribute show and store methods') > Signed-off-by: Dan Carpenter > --- > This is going through Nicholas Bellinger's tree not net-next. Hi Dan, this was fixed a while ago, I'm actually surpised it was still in the patches Nic merged. My repost from earlier yesterday should have fixed it. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Re: [patch - Nicholas's tree] netconsole: Missing unlock on error path
Hi Dan, [auto build test results on v4.3-rc3 -- if it's inappropriate base, please ignore] config: x86_64-allmodconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All error/warnings (new ones prefixed by >>): drivers/net/netconsole.c:507:33: sparse: label 'out_unlock' was not declared drivers/net/netconsole.c: In function 'store_remote_ip': >> drivers/net/netconsole.c:507:5: error: label 'out_unlock' used but not >> defined goto out_unlock; ^ sparse warnings: (new ones prefixed by >>) >> drivers/net/netconsole.c:507:33: sparse: label 'out_unlock' was not declared drivers/net/netconsole.c: In function 'store_remote_ip': drivers/net/netconsole.c:507:5: error: label 'out_unlock' used but not defined goto out_unlock; ^ vim +/out_unlock +507 drivers/net/netconsole.c 501 502 if (strnchr(buf, count, ':')) { 503 const char *end; 504 if (in6_pton(buf, count, nt->np.remote_ip.in6.s6_addr, -1, &end) > 0) { 505 if (*end && *end != '\n') { 506 pr_err("invalid IPv6 address at: <%c>\n", *end); > 507 goto out_unlock; 508 } 509 nt->np.ipv6 = true; 510 } else --- 0-DAY kernel test infrastructureOpen Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation .config.gz Description: Binary data
[patch - Nicholas's tree] netconsole: Missing unlock on error path
We added new locking to this function but we missed one error path which needs an unlock. Fixes: cdacad4993f4 ('netconsole: use per-attribute show and store methods') Signed-off-by: Dan Carpenter --- This is going through Nicholas Bellinger's tree not net-next. diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index 8783169..06ee639 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -535,7 +535,7 @@ static ssize_t remote_ip_store(struct config_item *item, const char *buf, if (in6_pton(buf, count, nt->np.remote_ip.in6.s6_addr, -1, &end) > 0) { if (*end && *end != '\n') { pr_err("invalid IPv6 address at: <%c>\n", *end); - return -EINVAL; + goto out_unlock; } nt->np.ipv6 = true; } else -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html