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| author | Kristian Evers <kristianevers@gmail.com> | 2019-03-24 20:49:01 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-03-24 20:49:01 +0100 |
| commit | 72f7dbb778e3e9311f48a5a902ff9dafc49bac9f (patch) | |
| tree | 21d82344d16b3f5386dc9a45ed2e99bc1264e4f0 /src/projections/urm5.cpp | |
| parent | 3e37b354194b4d42acd247c32ca97e45ac40af1e (diff) | |
| parent | 8f22c17b2ef9c1e216a1da0206acea41587f67ce (diff) | |
| download | PROJ-72f7dbb778e3e9311f48a5a902ff9dafc49bac9f.tar.gz PROJ-72f7dbb778e3e9311f48a5a902ff9dafc49bac9f.zip | |
Merge pull request #1358 from rouault/fix_ossfuzz_13891
Fix ossfuzz 13891
Diffstat (limited to 'src/projections/urm5.cpp')
| -rw-r--r-- | src/projections/urm5.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/projections/urm5.cpp b/src/projections/urm5.cpp index a93293c0..f89bb1d5 100644 --- a/src/projections/urm5.cpp +++ b/src/projections/urm5.cpp @@ -45,7 +45,11 @@ PJ *PROJECTION(urm5) { Q->q3 = pj_param(P->ctx, P->params, "dq").f / 3.; alpha = pj_param(P->ctx, P->params, "ralpha").f; t = Q->n * sin (alpha); - Q->m = cos (alpha) / sqrt (1. - t * t); + const double denom = sqrt (1. - t * t); + if( denom == 0 ) { + return pj_default_destructor(P, PJD_ERR_LAT_0_OR_ALPHA_EQ_90); + } + Q->m = cos (alpha) / denom; Q->rmn = 1. / (Q->m * Q->n); P->es = 0.; |