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lavapipe: replace dup() with os_dupfd_cloexec()

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dup() will leak the new FD into any child process after fork().

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26203>
This commit is contained in:
Simon Ser 2023-11-15 10:52:53 +01:00 • committed by Marge Bot
parent 0be6b65f41
commit d951ca056a
1 changed files with 2 additions and 1 deletions
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3
src/gallium/frontends/lavapipe/lvp_device.c
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@ -37,6 +37,7 @@
#include "frontend/drisw_api.h"
#include "util/u_inlines.h"
#include "util/os_file.h"
#include "util/os_memory.h"
#include "util/os_time.h"
#include "util/u_thread.h"
@ -2400,7 +2401,7 @@ lvp_GetMemoryFdKHR(VkDevice _device, const VkMemoryGetFdInfoKHR *pGetFdInfo, int
assert(pGetFdInfo->sType == VK_STRUCTURE_TYPE_MEMORY_GET_FD_INFO_KHR);
assert_memhandle_type(pGetFdInfo->handleType);
*pFD = dup(memory->backed_fd);
*pFD = os_dupfd_cloexec(memory->backed_fd);
assert(*pFD >= 0);
return VK_SUCCESS;
}