23 lines
902 B
Diff
23 lines
902 B
Diff
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diff --git a/library/evdi_lib.c b/library/evdi_lib.c
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index ec22b01..8618bc8 100644
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--- a/library/evdi_lib.c
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+++ b/library/evdi_lib.c
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@@ -473,7 +473,8 @@ static bool is_correct_parent_device(const char *dirname, size_t dirname_maxlen,
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{
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char link_path[PATH_MAX];
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- snprintf(link_path, MIN(PATH_MAX - 7, dirname_maxlen), "%s/device", dirname);
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+ assert((strnlen(dirname, dirname_maxlen) + 7) < PATH_MAX);
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+ snprintf(link_path, sizeof(link_path), "%s/device", dirname);
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if (parent_device == NULL)
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return access(link_path, F_OK) != 0;
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@@ -619,6 +620,7 @@ static enum evdi_device_status evdi_device_to_platform(int device, char *path)
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snprintf(path, PATH_MAX,
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"/sys/bus/platform/devices/%s", fd_entry->d_name);
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+ assert((strnlen(path, PATH_MAX) + 5) < PATH_MAX);
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snprintf(card_path, PATH_MAX, "%s/drm/card%d", path, device);
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if (path_exists(card_path)) {
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status = AVAILABLE;
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