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Sat, 05 Sep 2026 11:31:55 -0700 (PDT) From: Christos Skarlos To: akpm@linux-foundation.org, david@kernel.org, muchun.song@linux.dev, osalvador@suse.de, ljs@kernel.org, hannes@cmpxchg.org Cc: ziy@nvidia.com, baolin.wang@linux.alibaba.com, liam@infradead.org, nico.pache@linux.dev, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev, usama.arif@linux.dev, kas@kernel.org, vbabka@kernel.org, jannh@google.com, pfalcato@suse.de, kasong@tencent.com, qi.zheng@linux.dev, shakeel.butt@linux.dev, axelrasmussen@google.com, yuanchu@google.com, weixugc@google.com, mhocko@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Christos Skarlos Subject: [PATCH v2 1/3] mm/mmap: fix various coding style warnings Date: Sat, 5 Sep 2026 21:31:33 +0300 Message-ID: <20260905183135.20993-2-christosskarlos.kernel@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260905183135.20993-1-christosskarlos.kernel@gmail.com> References: <20260905183135.20993-1-christosskarlos.kernel@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Resolve coding style warnings and errors flagged by checkpatch.pl script. Specifically: - Add missing blank lines after variable declarations and replace spaces with tabs where needed. No functional changes are introduced. Signed-off-by: Christos Skarlos --- mm/mmap.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/mm/mmap.c b/mm/mmap.c index 4bf26b0f1e6e..6016a43d3c37 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * mm/mmap.c + *mm/mmap.c * * Written by obz. * @@ -526,9 +526,9 @@ unsigned long do_mmap(struct file *file, unsigned long addr, * And don't attempt to combine with hugetlb for now. */ if (flags & (MAP_LOCKED | MAP_HUGETLB)) - return -EINVAL; + return -EINVAL; if (vma_flags_can_grow(&vma_flags)) - return -EINVAL; + return -EINVAL; /* * If the pages can be dropped, then it doesn't make @@ -832,6 +832,7 @@ __get_unmapped_area(struct file *file, unsigned long addr, unsigned long len, = NULL; unsigned long error = arch_mmap_check(addr, len, flags); + if (error) return error; @@ -1017,12 +1018,12 @@ struct vm_area_struct *find_extend_vma_locked(struct mm_struct *mm, unsigned lon #if defined(CONFIG_STACK_GROWSUP) -#define vma_expand_up(vma,addr) expand_upwards(vma, addr) +#define vma_expand_up(vma, addr) expand_upwards(vma, addr) #define vma_expand_down(vma, addr) (-EFAULT) #else -#define vma_expand_up(vma,addr) (-EFAULT) +#define vma_expand_up(vma, addr) (-EFAULT) #define vma_expand_down(vma, addr) expand_downwards(vma, addr) #endif @@ -1454,6 +1455,7 @@ static vm_fault_t special_mapping_fault(struct vm_fault *vmf) if (*pages) { struct page *page = *pages; + get_page(page); vmf->page = page; return 0; -- 2.55.0