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GET /api/patches/808224/?format=api
{ "id": 808224, "url": "http://patchwork.ozlabs.org/api/patches/808224/?format=api", "web_url": "http://patchwork.ozlabs.org/project/lede/patch/1504181291-29592-1-git-send-email-dedeckeh@gmail.com/", "project": { "id": 54, "url": "http://patchwork.ozlabs.org/api/projects/54/?format=api", "name": "LEDE development", "link_name": "lede", "list_id": "lede-dev.lists.infradead.org", "list_email": "lede-dev@lists.infradead.org", "web_url": "http://lede-project.org/", "scm_url": "", "webscm_url": "http://git.lede-project.org/", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1504181291-29592-1-git-send-email-dedeckeh@gmail.com>", "list_archive_url": null, "date": "2017-08-31T12:08:10", "name": "[LEDE-DEV,ubox,v3,1/2] kmodloader: lift restriction on module alias info", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "ec98ef015f1ffa3f92e7501151650db697807b13", "submitter": { "id": 65331, "url": "http://patchwork.ozlabs.org/api/people/65331/?format=api", "name": "Hans Dedecker", "email": "dedeckeh@gmail.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/lede/patch/1504181291-29592-1-git-send-email-dedeckeh@gmail.com/mbox/", "series": [ { "id": 813, "url": "http://patchwork.ozlabs.org/api/series/813/?format=api", "web_url": "http://patchwork.ozlabs.org/project/lede/list/?series=813", "date": "2017-08-31T12:08:11", "name": "[LEDE-DEV,ubox,v3,1/2] kmodloader: lift restriction on module alias info", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/813/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/808224/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/808224/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<lede-dev-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org; 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c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id;\n\tbh=npE+wVj8VE6vcVwqLcwj7zQdjgNIg90DUccY9Mvmd1A=;\n\tb=aOVasAO9xxF9Upwr5HJRwJmOLmwsZ0otXYQhvsRJpHJvOhhTHsNVmJ253KKR+zXZd2\n\t9cGUJPRJtyQ2319Fl5tWDBfaX62gvY8P/YvvHmMdSVjzuaZ0kQPhUWXPsG1RA48odGn/\n\tvtrXMj518RxtFGcOoMq4tdCOgUvRLOiMS5cFMpva1RJBAM9ZVDysZotqTKu0xLBBuChB\n\t1enQgAKTzmxR4bP7evpxKkIBttarYIHIhuKgX58Yjeo5DlwTZtMbjALgjZjoGcugJS/+\n\tlXfpz1KSrw74+tSlSPM37hykY5Ncvm1zntR3JQy5qXJgA9LgAwA1GfiFd4OjmvZp5OyB\n\t1sIA==", "X-Gm-Message-State": "AHYfb5itUCmJvF3BpAvF9tayKcmxQe/YygySX5s5l82hVYCpyAgP/i9o\n\tPa4XxoyVrjViOjIC", "X-Google-Smtp-Source": "ADKCNb4k8S0+DWTAKzXbUNK63Ku8Hd+O4iJ0W6Veh5rPxcN9GZKpVjsGxa2RQL2LW1V00R5J0tXY2w==", "X-Received": "by 10.223.161.9 with SMTP id o9mr3070074wro.284.1504181299406;\n\tThu, 31 Aug 2017 05:08:19 -0700 (PDT)", "From": "Hans Dedecker <dedeckeh@gmail.com>", "To": "lede-dev@lists.infradead.org,\n\tjohn@phrozen.org,\n\tyszhou4tech@gmail.com", "Date": "Thu, 31 Aug 2017 14:08:10 +0200", "Message-Id": "<1504181291-29592-1-git-send-email-dedeckeh@gmail.com>", "X-Mailer": "git-send-email 1.9.1", "X-CRM114-Version": "20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ", "X-CRM114-CacheID": "sfid-20170831_050842_058381_98A6FE5A ", "X-CRM114-Status": "GOOD ( 12.69 )", "X-Spam-Score": "-2.0 (--)", "X-Spam-Report": "SpamAssassin version 3.4.1 on bombadil.infradead.org summary:\n\tContent analysis details: (-2.0 points)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/,\n\tno\n\ttrust [2a00:1450:400c:c0c:0:0:0:242 listed in] [list.dnswl.org]\n\t-0.0 SPF_PASS SPF: sender matches SPF record\n\t0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail\n\tprovider (dedeckeh[at]gmail.com)\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]\n\t-0.1 DKIM_VALID Message has at least one valid DKIM or DK signature\n\t0.1 DKIM_SIGNED Message has a DKIM or DK signature,\n\tnot necessarily valid\n\t-0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from\n\tauthor's domain", "Subject": "[LEDE-DEV] [PATCH ubox v3 1/2] kmodloader: lift restriction on\n\tmodule alias info", "X-BeenThere": "lede-dev@lists.infradead.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Id": "<lede-dev.lists.infradead.org>", "List-Unsubscribe": "<http://lists.infradead.org/mailman/options/lede-dev>,\n\t<mailto:lede-dev-request@lists.infradead.org?subject=unsubscribe>", "List-Archive": "<http://lists.infradead.org/pipermail/lede-dev/>", "List-Post": "<mailto:lede-dev@lists.infradead.org>", "List-Help": "<mailto:lede-dev-request@lists.infradead.org?subject=help>", "List-Subscribe": "<http://lists.infradead.org/mailman/listinfo/lede-dev>,\n\t<mailto:lede-dev-request@lists.infradead.org?subject=subscribe>", "Cc": "Hans Dedecker <dedeckeh@gmail.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Sender": "\"Lede-dev\" <lede-dev-bounces@lists.infradead.org>", "Errors-To": "lede-dev-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org" }, "content": "kmodloader has a restriction of storing only 32 aliases for a given\nmodule; as modules can have easily more than 32 aliases let's remove\nthe restriction by using a dynamic allocation mechanism when retrieving\nthe aliases.\nWhile at it also check the get_module_info return value setting an error\ncode in case NULL is returned.\n\nSigned-off-by: Hans Dedecker <dedeckeh@gmail.com>\n---\nv2: Check get_module_info return value setting an error code in\nscan_module_folder in case NULL is returned\nv3: log error in case of OOM\n\n kmodloader.c | 26 ++++++++++++++++----------\n 1 file changed, 16 insertions(+), 10 deletions(-)", "diff": "diff --git a/kmodloader.c b/kmodloader.c\nindex 3dc7665..94cfc42 100644\n--- a/kmodloader.c\n+++ b/kmodloader.c\n@@ -340,7 +340,7 @@ static struct module* get_module_info(const char *module, const char *name)\n \tint fd = open(module, O_RDONLY);\n \tunsigned int offset, size;\n \tchar *map = MAP_FAILED, *strings, *dep = NULL;\n-\tconst char *aliases[32] = { 0 };\n+\tconst char **aliases = NULL;\n \tint naliases = 0;\n \tstruct module *m = NULL;\n \tstruct stat s;\n@@ -383,11 +383,13 @@ static struct module* get_module_info(const char *module, const char *name)\n \t\tif (!strncmp(strings, \"depends=\", len + 1))\n \t\t\tdep = sep;\n \t\telse if (!strncmp(strings, \"alias=\", len + 1)) {\n-\t\t\tif (naliases < ARRAY_SIZE(aliases))\n-\t\t\t\taliases[naliases++] = sep;\n-\t\t\telse\n-\t\t\t\tULOG_WARN(\"module %s has more than %d aliases: truncated\",\n-\t\t\t\t\t\tname, ARRAY_SIZE(aliases));\n+\t\t\taliases = realloc(aliases, sizeof(sep) * (naliases + 1));\n+\t\t\tif (!aliases) {\n+\t\t\t\tULOG_ERR(\"out of memory\\n\");\n+\t\t\t\tgoto out;\n+\t\t\t}\n+\n+\t\t\taliases[naliases++] = sep;\n \t\t}\n \t\tstrings = &sep[strlen(sep)];\n \t}\n@@ -404,6 +406,8 @@ out:\n \tif (fd >= 0)\n \t\tclose(fd);\n \n+\tfree(aliases);\n+\n \treturn m;\n }\n \n@@ -413,7 +417,7 @@ static int scan_module_folder(const char *dir)\n \tstruct utsname ver;\n \tchar *path;\n \tglob_t gl;\n-\tint j;\n+\tint j, rv = 0;\n \n \tuname(&ver);\n \tpath = alloca(strlen(dir) + sizeof(\"*.ko\") + 1);\n@@ -430,13 +434,15 @@ static int scan_module_folder(const char *dir)\n \t\t\tcontinue;\n \n \t\tm = find_module(name);\n-\t\tif (!m)\n-\t\t\tget_module_info(gl.gl_pathv[j], name);\n+\t\tif (!m) {\n+\t\t\tif (!get_module_info(gl.gl_pathv[j], name))\n+\t\t\t\trv |= -1;\n+\t\t}\n \t}\n \n \tglobfree(&gl);\n \n-\treturn 0;\n+\treturn rv;\n }\n \n static int scan_module_folders(void)\n", "prefixes": [ "LEDE-DEV", "ubox", "v3", "1/2" ] }