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vfs_rump: fix missing create arg in open

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The plugin used to call open with the create flag set at rump without file
permissions for create leading to undefined behavior regarding the file
permissions.

Ref #5148
This commit is contained in:
Martin Stein 2024-03-27 16:57:54 +01:00 committed by Christian Helmuth
parent 65dfd2f9a8
commit 84285881f3
1 changed files with 2 additions and 1 deletions
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repos/dde_rump/src/lib/vfs/rump/vfs_rump.cc
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@ -549,7 +549,8 @@ class Vfs::Rump_file_system : public File_system
if (create)
mode |= O_CREAT;
int fd = rump_sys_open(path, mode);
enum { DEFAULT_PERMISSIONS = 0777 };
int fd = create ? rump_sys_open(path, mode, DEFAULT_PERMISSIONS) : rump_sys_open(path, mode);
if (fd == -1) switch (errno) {
case ENAMETOOLONG: return OPEN_ERR_NAME_TOO_LONG;
case EACCES: return OPEN_ERR_NO_PERM;