32 lines
1.1 KiB
Diff
32 lines
1.1 KiB
Diff
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From 862899cc88e1697211d478de58b2ddc0eaec9cd9 Mon Sep 17 00:00:00 2001
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From: Zdenek Kabelac <zkabelac@redhat.com>
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Date: Tue, 25 Jun 2019 14:50:05 +0200
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Subject: [PATCH] cov: check result of dev_read_bytes
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---
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lib/format_text/format-text.c | 8 ++++++--
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1 file changed, 6 insertions(+), 2 deletions(-)
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diff --git a/lib/format_text/format-text.c b/lib/format_text/format-text.c
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index 1a6c3a3..9b08e14 100644
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--- a/lib/format_text/format-text.c
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+++ b/lib/format_text/format-text.c
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@@ -1224,8 +1224,12 @@ int read_metadata_location_summary(const struct format_type *fmt,
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}
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memset(namebuf, 0, sizeof(namebuf));
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- if (!dev_read_bytes(dev_area->dev, dev_area->start + rlocn->offset, NAME_LEN, namebuf))
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- stack;
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+ if (!dev_read_bytes(dev_area->dev, dev_area->start + rlocn->offset, NAME_LEN, namebuf)) {
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+ log_error("Can't read metadata location on %s at %llu.",
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+ dev_name(dev_area->dev),
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+ (unsigned long long)(dev_area->start + rlocn->offset));
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+ return 0;
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+ }
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while (namebuf[len] && !isspace(namebuf[len]) && namebuf[len] != '{' &&
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len < (NAME_LEN - 1))
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len++;
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--
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2.19.1
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