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b=sUMNKbmAKXh9EKUtbB+NE2EHPUDDR4Rl+1MD4Hv098JhyvjUC0CqJvr6gBfolpkoCNxy5N 9OVBghP8OtdcJADA== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 4780C4A0B3 for ; Thu, 9 Apr 2026 10:30:31 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id NN1UEMd/12lCEAAAD6G6ig (envelope-from ) for ; Thu, 09 Apr 2026 10:30:31 +0000 From: Cyril Hrubis To: ltp@lists.linux.it Date: Thu, 9 Apr 2026 12:30:41 +0200 Message-ID: <20260409103041.8253-3-chrubis@suse.cz> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260409103041.8253-1-chrubis@suse.cz> References: <20260409103041.8253-1-chrubis@suse.cz> MIME-Version: 1.0 X-Spamd-Result: default: False [-2.80 / 50.00]; BAYES_HAM(-3.00)[99.99%]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_CONTAINS_FROM(1.00)[]; R_MISSING_CHARSET(0.50)[]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; ARC_NA(0.00)[]; DKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.cz:mid,suse.cz:email,imap1.dmz-prg2.suse.org:helo]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[ltp@lists.linux.it]; RCVD_TLS_ALL(0.00)[] X-Virus-Scanned: clamav-milter 1.0.9 at in-3.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] [PATCH 2/2] syscalls: newuname01: Fix fail on empty domainname X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" The domainname can be empty hence we cannot use scanf() string for format for reading the file. Use the newly added SAFE_FILE_READ_STR() to read the strings from procfs instead. Fixes: https://github.com/linux-test-project/ltp/issues/1304 Signed-off-by: Cyril Hrubis --- testcases/kernel/syscalls/newuname/newuname01.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/testcases/kernel/syscalls/newuname/newuname01.c b/testcases/kernel/syscalls/newuname/newuname01.c index 37058023a..995ea978e 100644 --- a/testcases/kernel/syscalls/newuname/newuname01.c +++ b/testcases/kernel/syscalls/newuname/newuname01.c @@ -31,16 +31,16 @@ static void run(void) TST_EXP_EQ_STR(name->sysname, "Linux"); - SAFE_FILE_SCANF("/proc/sys/kernel/hostname", "%1023[^\n]", proc_val); + SAFE_FILE_READ_STR("/proc/sys/kernel/hostname", proc_val, sizeof(proc_val)); TST_EXP_EQ_STR(name->nodename, proc_val); - SAFE_FILE_SCANF("/proc/sys/kernel/osrelease", "%1023[^\n]", proc_val); + SAFE_FILE_READ_STR("/proc/sys/kernel/osrelease", proc_val, sizeof(proc_val)); TST_EXP_EQ_STR(name->release, proc_val); - SAFE_FILE_SCANF("/proc/sys/kernel/version", "%1023[^\n]", proc_val); + SAFE_FILE_READ_STR("/proc/sys/kernel/version", proc_val, sizeof(proc_val)); TST_EXP_EQ_STR(name->version, proc_val); - SAFE_FILE_SCANF("/proc/sys/kernel/domainname", "%1023[^\n]", proc_val); + SAFE_FILE_READ_STR("/proc/sys/kernel/domainname", proc_val, sizeof(proc_val)); TST_EXP_EQ_STR(name->domainname, proc_val); } -- 2.52.0 -- Mailing list info: https://lists.linux.it/listinfo/ltp