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Fix comparison between signed and unsigned int

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When c->bw is 0, the right side of the MAX functions gets turned into an unsigned integer and that results in -1 being the outcome.
This causes big issues in xwayland clients.
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krypek 2022-11-23 22:56:52 +01:00 committed by Leonardo Hernández
parent 569f554016
commit 87d87cc404
1 changed files with 2 additions and 2 deletions
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dwl.c
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@ -389,8 +389,8 @@ applybounds(Client *c, struct wlr_box *bbox)
struct wlr_box min = {0}, max = {0};
client_get_size_hints(c, &max, &min);
/* try to set size hints */
c->geom.width = MAX(min.width + (2 * c->bw), c->geom.width);
c->geom.height = MAX(min.height + (2 * c->bw), c->geom.height);
c->geom.width = MAX(min.width + (2 * (int)c->bw), c->geom.width);
c->geom.height = MAX(min.height + (2 * (int)c->bw), c->geom.height);
/* Some clients set them max size to INT_MAX, which does not violates
* the protocol but its innecesary, they can set them max size to zero. */
if (max.width > 0 && !(2 * c->bw > INT_MAX - max.width)) /* Checks for overflow */