From: Eugeniy Paltsev Date: Mon, 6 Aug 2018 16:44:23 +0000 (+0300) Subject: ARC: cleanup show_faulting_vma() X-Git-Tag: v4.19-rc3~10^2~7 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=1e3bece2ded71eb85ac297a43002a942964e381d;p=linux.git ARC: cleanup show_faulting_vma() - Remove unused variables - check return value of file_path Signed-off-by: Eugeniy Paltsev Signed-off-by: Vineet Gupta --- diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c index 783b20354f8b..e8d9fb452346 100644 --- a/arch/arc/kernel/troubleshoot.c +++ b/arch/arc/kernel/troubleshoot.c @@ -83,9 +83,6 @@ static void print_task_path_n_nm(struct task_struct *tsk, char *buf) static void show_faulting_vma(unsigned long address, char *buf) { struct vm_area_struct *vma; - struct inode *inode; - unsigned long ino = 0; - dev_t dev = 0; char *nm = buf; struct mm_struct *active_mm = current->active_mm; @@ -99,12 +96,10 @@ static void show_faulting_vma(unsigned long address, char *buf) * if the container VMA is not found */ if (vma && (vma->vm_start <= address)) { - struct file *file = vma->vm_file; - if (file) { - nm = file_path(file, buf, PAGE_SIZE - 1); - inode = file_inode(vma->vm_file); - dev = inode->i_sb->s_dev; - ino = inode->i_ino; + if (vma->vm_file) { + nm = file_path(vma->vm_file, buf, PAGE_SIZE - 1); + if (IS_ERR(nm)) + nm = "?"; } pr_info(" @off 0x%lx in [%s]\n" " VMA: 0x%08lx to 0x%08lx\n",