/* * (C) Copyright David Gibson , IBM Corporation. 2005. * * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA */ #include "dtc.h" #include #include static struct node *read_fstree(const char *dirname) { DIR *d; struct dirent *de; struct stat st; struct node *tree; d = opendir(dirname); if (!d) die("Couldn't opendir() \"%s\": %s\n", dirname, strerror(errno)); tree = build_node(NULL, NULL); while ((de = readdir(d)) != NULL) { char *tmpname; if (streq(de->d_name, ".") || streq(de->d_name, "..")) continue; tmpname = join_path(dirname, de->d_name); if (lstat(tmpname, &st) < 0) die("stat(%s): %s\n", tmpname, strerror(errno)); if (S_ISREG(st.st_mode)) { struct property *prop; FILE *pfile; pfile = fopen(tmpname, "rb"); if (! pfile) { fprintf(stderr, "WARNING: Cannot open %s: %s\n", tmpname, strerror(errno)); } else { prop = build_property(xstrdup(de->d_name), data_copy_file(pfile, st.st_size)); add_property(tree, prop); fclose(pfile); } } else if (S_ISDIR(st.st_mode)) { struct node *newchild; newchild = read_fstree(tmpname); newchild = name_node(newchild, xstrdup(de->d_name)); add_child(tree, newchild); } free(tmpname); } closedir(d); return tree; } struct boot_info *dt_from_fs(const char *dirname) { struct node *tree; tree = read_fstree(dirname); tree = name_node(tree, ""); return build_boot_info(NULL, tree, guess_boot_cpuid(tree)); } d' value='c73e44269369e936165f0f9b61f1f09a11dae01c'/>
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authorVincent <vincent.stehle@laposte.net>2017-01-30 15:06:43 +0100
committerDavid S. Miller <davem@davemloft.net>2017-01-31 13:07:40 -0500
commitc73e44269369e936165f0f9b61f1f09a11dae01c (patch)
treee2188e900ba06302f8ed2746cb07edd3efbc5c35 /net/ipv4/tcp_vegas.h
parent040587af31228d82c52267f717c9fcdb65f36335 (diff)
net: thunderx: avoid dereferencing xcv when NULL
This fixes the following smatch and coccinelle warnings: drivers/net/ethernet/cavium/thunder/thunder_xcv.c:119 xcv_setup_link() error: we previously assumed 'xcv' could be null (see line 118) [smatch] drivers/net/ethernet/cavium/thunder/thunder_xcv.c:119:16-20: ERROR: xcv is NULL but dereferenced. [coccinelle] Fixes: 6465859aba1e66a5 ("net: thunderx: Add RGMII interface type support") Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net> Cc: Sunil Goutham <sgoutham@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_vegas.h')