diff options
Diffstat (limited to '0043-libxl-check-return-value-of-libxl__xs_directory-in-n.patch')
| -rw-r--r-- | 0043-libxl-check-return-value-of-libxl__xs_directory-in-n.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/0043-libxl-check-return-value-of-libxl__xs_directory-in-n.patch b/0043-libxl-check-return-value-of-libxl__xs_directory-in-n.patch deleted file mode 100644 index 0c2470a..0000000 --- a/0043-libxl-check-return-value-of-libxl__xs_directory-in-n.patch +++ /dev/null @@ -1,38 +0,0 @@ -From 744accad1b73223b3261e3e678e16e030d83b179 Mon Sep 17 00:00:00 2001 -From: Anthony PERARD <anthony.perard@citrix.com> -Date: Tue, 12 Jul 2022 11:16:30 +0200 -Subject: [PATCH 43/51] libxl: check return value of libxl__xs_directory in - name2bdf - -libxl__xs_directory() can potentially return NULL without setting `n`. -As `n` isn't initialised, we need to check libxl__xs_directory() -return value before checking `n`. Otherwise, `n` might be non-zero -with `bdfs` NULL which would lead to a segv. - -Fixes: 57bff091f4 ("libxl: add 'name' field to 'libxl_device_pci' in the IDL...") -Reported-by: "G.R." <firemeteor@users.sourceforge.net> -Signed-off-by: Anthony PERARD <anthony.perard@citrix.com> -Reviewed-by: Juergen Gross <jgross@suse.com> -Tested-by: "G.R." <firemeteor@users.sourceforge.net> -master commit: d778089ac70e5b8e3bdea0c85fc8c0b9ed0eaf2f -master date: 2022-07-12 08:38:51 +0200 ---- - tools/libs/light/libxl_pci.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/tools/libs/light/libxl_pci.c b/tools/libs/light/libxl_pci.c -index 4bbbfe9f168f..ce3bf7c0ae81 100644 ---- a/tools/libs/light/libxl_pci.c -+++ b/tools/libs/light/libxl_pci.c -@@ -859,7 +859,7 @@ static int name2bdf(libxl__gc *gc, libxl_device_pci *pci) - int rc = ERROR_NOTFOUND; - - bdfs = libxl__xs_directory(gc, XBT_NULL, PCI_INFO_PATH, &n); -- if (!n) -+ if (!bdfs || !n) - goto out; - - for (i = 0; i < n; i++) { --- -2.35.1 - |