From: Gautam Menghani <gautammenghani201@gmail.com> To: akpm@linux-foundation.org Cc: Gautam Menghani <gautammenghani201@gmail.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-kernel-mentees@lists.linuxfoundation.org, skhan@linuxfoundation.org Subject: [PATCH] include/linux/mm: Initialize an int variable to prevent returning garbage value Date: Tue, 24 May 2022 10:27:55 -0700 [thread overview] Message-ID: <20220524172755.11892-1-gautammenghani201@gmail.com> (raw) Initialize the variable 'ret' to prevent garbage value from being returned. This Fixes the clang scan warning: Undefined or garbage value returned to caller [core.uninitialized.UndefReturn] return ret; Signed-off-by: Gautam Menghani <gautammenghani201@gmail.com> --- include/linux/mm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 9f44254af8ce..f437bd81d6a4 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1700,7 +1700,7 @@ static inline int arch_make_page_accessible(struct page *page) #ifndef HAVE_ARCH_MAKE_FOLIO_ACCESSIBLE static inline int arch_make_folio_accessible(struct folio *folio) { - int ret; + int ret = 0; long i, nr = folio_nr_pages(folio); for (i = 0; i < nr; i++) { -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Gautam Menghani <gautammenghani201@gmail.com> To: akpm@linux-foundation.org Cc: linux-mm@kvack.org, linux-kernel-mentees@lists.linuxfoundation.org, linux-kernel@vger.kernel.org, Gautam Menghani <gautammenghani201@gmail.com> Subject: [PATCH] include/linux/mm: Initialize an int variable to prevent returning garbage value Date: Tue, 24 May 2022 10:27:55 -0700 [thread overview] Message-ID: <20220524172755.11892-1-gautammenghani201@gmail.com> (raw) Initialize the variable 'ret' to prevent garbage value from being returned. This Fixes the clang scan warning: Undefined or garbage value returned to caller [core.uninitialized.UndefReturn] return ret; Signed-off-by: Gautam Menghani <gautammenghani201@gmail.com> --- include/linux/mm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 9f44254af8ce..f437bd81d6a4 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1700,7 +1700,7 @@ static inline int arch_make_page_accessible(struct page *page) #ifndef HAVE_ARCH_MAKE_FOLIO_ACCESSIBLE static inline int arch_make_folio_accessible(struct folio *folio) { - int ret; + int ret = 0; long i, nr = folio_nr_pages(folio); for (i = 0; i < nr; i++) { -- 2.25.1 _______________________________________________ Linux-kernel-mentees mailing list Linux-kernel-mentees@lists.linuxfoundation.org https://lists.linuxfoundation.org/mailman/listinfo/linux-kernel-mentees
next reply other threads:[~2022-05-24 17:28 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-24 17:27 Gautam Menghani [this message] 2022-05-24 17:27 ` [PATCH] include/linux/mm: Initialize an int variable to prevent returning garbage value Gautam Menghani
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20220524172755.11892-1-gautammenghani201@gmail.com \ --to=gautammenghani201@gmail.com \ --cc=akpm@linux-foundation.org \ --cc=linux-kernel-mentees@lists.linuxfoundation.org \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-mm@kvack.org \ --cc=skhan@linuxfoundation.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.