Checking 'oprofile_min_interval < 0' and
'oprofile_max_interval < 0' doesn't work because
'oprofile_min_interval' and 'oprofile_max_interval' are unsigned.
Signed-off-by: Nicolas Kaiser <nikai@xxxxxxxxx>
---
Untested.
arch/s390/oprofile/init.c | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c
index c63d7e5..09c3088 100644
--- a/arch/s390/oprofile/init.c
+++ b/arch/s390/oprofile/init.c
@@ -138,22 +138,26 @@ static int oprofile_create_hwsampling_files(struct super_block *sb,
static int oprofile_hwsampler_init(struct oprofile_operations *ops)
{
+ long retval;
+
if (hwsampler_setup())
return -ENODEV;
/*
* create hwsampler files only if hwsampler_setup() succeeds.
*/
- oprofile_min_interval = hwsampler_query_min_interval();
- if (oprofile_min_interval < 0) {
+ retval = hwsampler_query_min_interval();
+ if (retval < 0) {
oprofile_min_interval = 0;
return -ENODEV;
}
- oprofile_max_interval = hwsampler_query_max_interval();
- if (oprofile_max_interval < 0) {
+ oprofile_min_interval = retval;
+ retval = hwsampler_query_max_interval();
+ if (retval < 0) {
oprofile_max_interval = 0;
return -ENODEV;
}
+ oprofile_max_interval = retval;
if (oprofile_timer_init(ops))
return -ENODEV;
--
1.7.3.4
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