intel: Limit read to always fit in the buffer

Reported-by: Zdenek Kabelac <zkabelac@redhat.com>
Suggested-by: Zdenek Kabelac <zkabelac@redhat.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/intel_device.c b/src/intel_device.c
index 3924c8fb..9a2ebb0c 100644
--- a/src/intel_device.c
+++ b/src/intel_device.c
@@ -367,7 +367,7 @@ static int __intel_open_device__pci(const struct pci_device *pci)
 			if (fd == -1)
 				break;
 
-			base = read(fd, path, 256);
+			base = read(fd, path, sizeof(path) - 1);
 			close(fd);
 
 			fd = -1;