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lib: stackdepot: fix ignoring return value warning

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Fix the below ignoring return value warning for kstrtobool in
is_stack_depot_disabled function.

lib/stackdepot.c: In function 'is_stack_depot_disabled':
lib/stackdepot.c:154:2: warning: ignoring return value of 'kstrtobool'
declared with attribute 'warn_unused_result' [-Wunused-result]

Link: https://lkml.kernel.org/r/1612163048-28026-1-git-send-email-vjitta@codeaurora.org
Fixes: b9779abb09a8 ("lib: stackdepot: add support to disable stack depot")
Signed-off-by: Vijayanand Jitta <vjitta@codeaurora.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Vijayanand Jitta 2021-02-25 17:21:31 -08:00 committed by Linus Torvalds
parent e1fdc40334
commit 64427985c7
1 changed files with 4 additions and 2 deletions
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6
lib/stackdepot.c
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@ -151,8 +151,10 @@ static struct stack_record **stack_table;
static int __init is_stack_depot_disabled(char *str)
{
kstrtobool(str, &stack_depot_disable);
if (stack_depot_disable) {
int ret;
ret = kstrtobool(str, &stack_depot_disable);
if (!ret && stack_depot_disable) {
pr_info("Stack Depot is disabled\n");
stack_table = NULL;
}