Signed-off-by: Uwe Kleine-König <[email protected]>
---
fs/fs.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/fs/fs.c b/fs/fs.c
index e7b696591433..1901c94ad1ea 100644
--- a/fs/fs.c
+++ b/fs/fs.c
@@ -910,6 +910,8 @@ loff_t lseek(int fildes, loff_t offset, int whence)
case SEEK_SET:
if (f->size != FILE_SIZE_STREAM && offset > f->size)
goto out;
+ if (offset < 0)
+ goto out;
pos = offset;
break;
case SEEK_CUR:
@@ -918,9 +920,9 @@ loff_t lseek(int fildes, loff_t offset, int whence)
pos = f->pos + offset;
break;
case SEEK_END:
- if (offset)
+ if (offset > 0)
goto out;
- pos = f->size;
+ pos = f->size + offset;
break;
default:
goto out;
--
2.11.0
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