FIX: fix segfault in cases of infeasible nu (NuSVM)

Fabian Pedregosa · Fabian Pedregosa · commit f96263a973b2 · 2011-07-01T09:17:28.000+02:00
____     __   __            _          ___ _     _____      _   _   _    ___
| __ )  __\ \ / / __      __/ \   ___  |_ _| |_  |  ___|   _| \ | | | |_ / _ \
|  _ \ / _ \ V /  \ \ /\ / / _ \ / __|  | || __| | |_ | | | |  \| | | __| | | |
| |_) | (_) | |    \ V  V / ___ \\__ \  | || |_  |  _|| |_| | |\  | | |_| |_| |
|____/ \___/|_|     \_/\_/_/   \_\___/ |___|\__| |_|   \__,_|_| \_|  \__|\___/

 _   ____        ____ _      ____     __        __       _ _ _
| |_|  _ \ __ _ / ___| | __ |  _ \  __\ \      / / __   | | | |
| __| |_) / _` | |   | |/ / | | | |/ _ \ \ /\ / / '_ \  | | | |
| |_|  _ &lt; (_| | |___|   &lt;  | |_| | (_) \ V  V /| | | | |_|_|_|
 \__|_| \_\__,_|\____|_|\_\ |____/ \___/ \_/\_/ |_| |_| (_|_|_)
diff --git a/scikits/learn/svm/src/libsvm/svm.cpp b/scikits/learn/svm/src/libsvm/svm.cpp
@@ -3038,7 +3038,7 @@ const char *PREFIX(check_parameter)(const PREFIX(problem) *prob, const svm_param
 				{
 					max_nr_class *= 2;
 					label = (int *)realloc(label,max_nr_class*sizeof(int));
-					count = (double *)realloc(count,max_nr_class*sizeof(int));
+					count = (double *)realloc(count,max_nr_class*sizeof(double));
 
 				}
 				label[nr_class] = this_label;

Original file line number	Diff line number	Diff line change
`@@ -3038,7 +3038,7 @@ const char PREFIX(check_parameter)(const PREFIX(problem) prob, const svm_param`
`3038`	`3038`	`{`
`3039`	`3039`	`max_nr_class *= 2;`
`3040`	`3040`	`label = (int )realloc(label,max_nr_classsizeof(int));`
`3041`		`- count = (double )realloc(count,max_nr_classsizeof(int));`
	`3041`	`+ count = (double )realloc(count,max_nr_classsizeof(double));`
`3042`	`3042`
`3043`	`3043`	`}`
`3044`	`3044`	`label[nr_class] = this_label;`