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From 40659392ff90fc9c2861ec18c34ed1bdb54f92ca Mon Sep 17 00:00:00 2001
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From: Jes Sorensen <jsorensen@fb.com>
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Date: Wed, 30 May 2018 11:56:37 -0400
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Subject: [RHEL7.5 PATCH 14/26] super-intel: Avoid gcc-8.1 complaining about
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truncating snprintf()
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We know the max size of the volume name, so no need to play the
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snprintf() game.
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Signed-off-by: Jes Sorensen <jsorensen@fb.com>
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---
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super-intel.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/super-intel.c b/super-intel.c
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index cc53f0f..520d292 100644
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--- a/super-intel.c
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+++ b/super-intel.c
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@@ -9881,6 +9881,7 @@ static void imsm_process_update(struct supertype *st,
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/* sanity check that we are not affecting the uuid of
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* an active array
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*/
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+ memset(name, 0, sizeof(name));
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snprintf(name, MAX_RAID_SERIAL_LEN, "%s", (char *) u->name);
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name[MAX_RAID_SERIAL_LEN] = '\0';
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for (a = st->arrays; a; a = a->next)
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@@ -9892,7 +9893,7 @@ static void imsm_process_update(struct supertype *st,
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break;
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}
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- snprintf((char *) dev->volume, MAX_RAID_SERIAL_LEN, "%s", name);
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+ memcpy(dev->volume, name, MAX_RAID_SERIAL_LEN);
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super->updates_pending++;
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break;
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}
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--
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2.7.4
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