grep: improve diagnostic on lseek failure

* src/grep.c (reset): Mention the file name in the (unlikely)
chance of an lseek failure.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/grep.c b/src/grep.c
index 201b1d94..cafa0a2a 100644
--- a/src/grep.c
+++ b/src/grep.c
@@ -861,7 +861,7 @@ reset (int fd, struct stat const *st)
           bufoffset = lseek (fd, 0, SEEK_CUR);
           if (bufoffset < 0)
             {
-              suppressible_error (_("lseek failed"), errno);
+              suppressible_error (filename, errno);
               return false;
             }
         }