From: Florian Weimer <fweimer@redhat.com>
To: Adhemerval Zanella via Libc-alpha <libc-alpha@sourceware.org>
Cc: jma14 <jma14@rice.edu>, Carlos O'Donell <carlos@redhat.com>,
Adhemerval Zanella <adhemerval.zanella@linaro.org>,
John Mellor-Crummey <johnmc@rice.edu>
Subject: Re: [PATCH v10 1/4] elf: Add la_activity during application exit
Date: Fri, 21 Jan 2022 11:50:36 +0100 [thread overview]
Message-ID: <874k5x8irn.fsf@oldenburg.str.redhat.com> (raw)
In-Reply-To: <20220117213136.1327053-2-adhemerval.zanella@linaro.org> (Adhemerval Zanella via Libc-alpha's message of "Mon, 17 Jan 2022 18:31:33 -0300")
* Adhemerval Zanella via Libc-alpha:
> +static int
> +do_test (int argc, char *argv[])
> +{
> + /* We must have either:
> + - One our fource parameters left if called initially:
> + + path to ld.so optional
> + + "--library-path" optional
> + + the library path optional
> + + the application name */
> + if (restart)
> + return handle_restart ();
> +
> + char *spargv[9];
> + int i = 0;
> + for (; i < argc - 1; i++)
> + spargv[i] = argv[i + 1];
> + spargv[i++] = (char *) "--direct";
> + spargv[i++] = (char *) "--restart";
> + spargv[i] = NULL;
Please add a check for an out-of-range argc value, or allocate the array
on the heap.
> + while (xgetline (&buffer, &buffer_length, out))
> + {
> + if (startswith (buffer, "la_activity: "))
> + {
> + uintptr_t cookie;
> + int this_act;
> + int r = sscanf (buffer + strlen ("la_activity: "),
> + "%d %"SCNxPTR"", &this_act, &cookie);
> + TEST_COMPARE (r, 2);
I wonder if you can fold the startswith check into the sscanf. At least
you could put "la_activity: " into the format string.
Thanks,
Florian
next prev parent reply other threads:[~2022-01-21 10:50 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-17 21:31 [PATCH v10 0/4] Multiple rtld-audit fixes Adhemerval Zanella
2022-01-17 21:31 ` [PATCH v10 1/4] elf: Add la_activity during application exit Adhemerval Zanella
2022-01-18 11:29 ` Florian Weimer
2022-01-18 13:10 ` Adhemerval Zanella
2022-01-21 10:50 ` Florian Weimer
2022-01-21 10:50 ` Florian Weimer [this message]
2022-01-24 12:53 ` Adhemerval Zanella
2022-01-17 21:31 ` [PATCH v10 2/4] elf: Fix initial-exec TLS access on audit modules (BZ #28096) Adhemerval Zanella
2022-01-18 11:33 ` Florian Weimer
2022-01-18 12:58 ` Adhemerval Zanella
2022-01-18 13:02 ` Florian Weimer
2022-01-18 13:26 ` Adhemerval Zanella
2022-01-18 13:29 ` Florian Weimer
2022-01-18 13:33 ` Adhemerval Zanella
2022-01-18 13:46 ` Adhemerval Zanella
2022-01-18 13:47 ` Adhemerval Zanella
2022-01-17 21:31 ` [PATCH v10 3/4] elf: Issue la_symbind for bind-now (BZ #23734) Adhemerval Zanella
2022-01-21 11:18 ` Florian Weimer
2022-01-17 21:31 ` [PATCH v10 4/4] elf: Fix runtime linker auditing on aarch64 (BZ #26643) Adhemerval Zanella
2022-01-18 13:36 ` Szabolcs Nagy
2022-01-21 11:19 ` Florian Weimer
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