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Subject[PATCH v3 2/3] cpufreq: powernow: Use int type to store negative error codes
Date
In powernow_decode_bios(), the 'ret' variable stores either negative error
codes or zero returned by get_ranges(), so it needs to be changed to int
type. However, since the 'ret' variable is only used once and can be
simplified to 'return get_ranges()', it is better to remove the 'ret'
variable.

Signed-off-by: Qianfeng Rong <rongqianfeng@vivo.com>
drivers/cpufreq/powernow-k7.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/cpufreq/powernow-k7.c b/drivers/cpufreq/powernow-k7.c
index 31039330a3ba..72430c3c5500 100644
--- a/drivers/cpufreq/powernow-k7.c
+++ b/drivers/cpufreq/powernow-k7.c
@@ -451,7 +451,6 @@ static int powernow_decode_bios(int maxfid, int startvid)
unsigned int i, j;
unsigned char *p;
unsigned int etuple;
- unsigned int ret;

etuple = cpuid_eax(0x80000001);

@@ -500,8 +499,7 @@ static int powernow_decode_bios(int maxfid, int startvid)
(startvid == pst->startvid)) {
print_pst_entry(pst, j);
p = (char *)pst + sizeof(*pst);
- ret = get_ranges(p);
- return ret;
+ return get_ranges(p);
} else {
unsigned int k;
p = (char *)pst + sizeof(*pst);
--
2.34.1

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