mesa/gbm: Resolve GCC sign-compare warning.

mesa/src/gbm/main/backend.c: In function 'find_backend':
mesa/src/gbm/main/backend.c:70:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (i = 0; i < ARRAY_SIZE(backends); ++i) {
                  ^
mesa/src/gbm/main/backend.c: In function '_gbm_create_device':
mesa/src/gbm/main/backend.c:95:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (i = 0; i < ARRAY_SIZE(backends) && dev == NULL; ++i) {
                  ^

Signed-off-by: Rhys Kidd <rhyskidd@gmail.com>
Reviewed-by: Thomas Helland <thomashelland90@gmail.com>

diff --git a/src/gbm/main/backend.c b/src/gbm/main/backend.c
index 4929d732b446c9cb194b3caa6f456e1f19326feb..37ec9c16f40c811da0944ffc76fe468e1f168718 100644 (file)
--- a/src/gbm/main/backend.c
+++ b/src/gbm/main/backend.c
@@ -65,7 +65,7 @@ static const struct backend_desc *
 find_backend(const char *name)
 {
    const struct backend_desc *backend = NULL;
-   int i;
+   unsigned i;
 
    for (i = 0; i < ARRAY_SIZE(backends); ++i) {
       if (strcmp(backends[i].name, name) == 0) {
@@ -82,7 +82,7 @@ _gbm_create_device(int fd)
 {
    const struct gbm_backend *backend = NULL;
    struct gbm_device *dev = NULL;
-   int i;
+   unsigned i;
    const char *b;
 
    b = getenv("GBM_BACKEND");