30 lines
810 B
Diff
30 lines
810 B
Diff
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From f4d987f82e64fd53ae5646d39b5174fb3cc572d2 Mon Sep 17 00:00:00 2001
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From: liuchao173 <liuchao173@huawei.com>
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Date: Fri, 29 Dec 2023 10:30:44 +0800
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Subject: [PATCH] activate_mapping: set errsave before first jump to the error
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label
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if the fopen fails, errsave is used uninitialized
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Reference: https://github.com/Irqbalance/irqbalance/commit/f4d987f82e64fd53ae5646d39b5174fb3cc572d2
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Conflict: NA
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---
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activate.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/activate.c b/activate.c
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index 4830f34..b08d4b0 100644
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--- a/activate.c
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+++ b/activate.c
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@@ -73,6 +73,7 @@ static void activate_mapping(struct irq_info *info, void *data __attribute__((un
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sprintf(buf, "/proc/irq/%i/smp_affinity", info->irq);
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file = fopen(buf, "w");
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+ errsave = errno;
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if (!file)
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goto error;
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--
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2.28.0.windows.1
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