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tools: acrntrace: fix a variable uninitialized issue

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'err' may be used uninitialized and be dereferenced NULL.
This commit fix the reported issue via initializing 'err' to 0, and return 'err'
at the end of the func.

Tracked-On: #1157
Signed-off-by: Yan, Like <like.yan@intel.com>
This commit is contained in:
Yan, Like
2018-08-29 09:54:23 +08:00
committed by lijinxia
parent 56f2c1a717
commit 5c3e4d1a7e
1 changed files with 2 additions and 2 deletions
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4
tools/acrntrace/acrntrace.c
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@@ -154,7 +154,7 @@ static int get_cpu_num(void)
static int create_trace_file_dir(char *dir)
{
int err;
int err = 0;
char cmd[CMD_MAX_LEN];
char time_str[TIME_STR_LEN];
time_t timep;
@@ -193,7 +193,7 @@ static int create_trace_file_dir(char *dir)
pr_dbg("dir %s creted\n", dir);
return WIFEXITED(err) ? WEXITSTATUS(err) : EXIT_FAILURE;
return err;
}
/* function executed in each consumer thread */