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Wayland: Fix memory leaks in data offer reading

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The buffer storing the contents of the data offer being read could leak
if buffer reallocation or reading from the pipe failed.
This commit is contained in:
Camilla Löwy 2025-07-17 13:07:52 +02:00
parent feb2a6b728
commit ac10768495
2 changed files with 3 additions and 0 deletions
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1
README.md
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@ -133,6 +133,7 @@ information on what to include when reporting a bug.
- [Wayland] Bugfix: A drag entering a non-GLFW surface could cause a segfault
- [Wayland] Bugfix: Ignore key repeat events when no window has keyboard focus (#2727)
- [Wayland] Bugfix: Reset key repeat timer when window destroyed (#2741,#2727)
- [Wayland] Bugfix: Memory would leak if reading a data offer failed midway
- [X11] Bugfix: Running without a WM could trigger an assert (#2593,#2601,#2631)
- [Null] Added Vulkan 'window' surface creation via `VK_EXT_headless_surface`
- [Null] Added EGL context creation on Mesa via `EGL_MESA_platform_surfaceless`

2
src/wl_window.c
View File

@ -1333,6 +1333,7 @@ static char* readDataOfferAsString(struct wl_data_offer* offer, const char* mime
if (!longer)
{
_glfwInputError(GLFW_OUT_OF_MEMORY, NULL);
_glfw_free(string);
close(fds[0]);
return NULL;
}
@ -1352,6 +1353,7 @@ static char* readDataOfferAsString(struct wl_data_offer* offer, const char* mime
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to read from data offer pipe: %s",
strerror(errno));
_glfw_free(string);
close(fds[0]);
return NULL;
}