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path: root/pkg/alsa-lib/patch/0006-Fix-uninitialized-variable-access.patch
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From 0cbb9f6afb0e9274ccdf8b3390c45afd6576b540 Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Sat, 16 Mar 2024 18:08:08 -0700
Subject: [PATCH] Fix uninitialized variable access

---
 src/pcm/pcm.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/pcm/pcm.c b/src/pcm/pcm.c
index 23b27697..14d868a8 100644
--- a/src/pcm/pcm.c
+++ b/src/pcm/pcm.c
@@ -5321,7 +5321,7 @@ EXPORT_SYMBOL int INTERNAL(snd_pcm_hw_params_get_period_size_min)(const snd_pcm_
 int snd_pcm_hw_params_get_period_size_min(const snd_pcm_hw_params_t *params, snd_pcm_uframes_t *val, int *dir)
 #endif
 {
-	unsigned int _val = *val;
+	unsigned int _val;
 	int err = snd_pcm_hw_param_get_min(params, SND_PCM_HW_PARAM_PERIOD_SIZE, &_val, dir);
 	if (err >= 0)
 		*val = _val;
@@ -5343,7 +5343,7 @@ EXPORT_SYMBOL int INTERNAL(snd_pcm_hw_params_get_period_size_max)(const snd_pcm_
 int snd_pcm_hw_params_get_period_size_max(const snd_pcm_hw_params_t *params, snd_pcm_uframes_t *val, int *dir)
 #endif
 {
-	unsigned int _val = *val;
+	unsigned int _val;
 	int err = snd_pcm_hw_param_get_max(params, SND_PCM_HW_PARAM_PERIOD_SIZE, &_val, dir);
 	if (err >= 0)
 		*val = _val;
@@ -6277,6 +6277,7 @@ EXPORT_SYMBOL int INTERNAL(snd_pcm_hw_params_set_tick_time_first)(snd_pcm_t *pcm
 int snd_pcm_hw_params_set_tick_time_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir)
 #endif
 {
+	*val = 0;
 	return 0;
 }
 
@@ -6296,6 +6297,7 @@ EXPORT_SYMBOL int INTERNAL(snd_pcm_hw_params_set_tick_time_last)(snd_pcm_t *pcm
 int snd_pcm_hw_params_set_tick_time_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir)
 #endif
 {
+	*val = 0;
 	return 0;
 }
 
-- 
2.44.0